### Identify the Context
The sentence discusses the challenge faced by scientists regarding water shortages. We need to find the most suitable verb to fill the blank.

### Analyze the Options
1. **provided** - This does not fit as it indicates giving something, not facing a challenge.
2. **faced** - This suggests that scientists are encountering or dealing with the challenge, which makes sense in this context.
3. **carried out** - This implies performing an action, which does not align with the idea of facing a challenge.
4. **made** - This typically indicates creation or construction, which doesn’t apply here.

### Conclusion
The most appropriate choice is **"faced."** Scientists are indeed encountering the challenge of finding solutions for water shortages.

### Final Answer
The complete sentence is: "The biggest challenge faced by scientists these days is finding a solution for water shortage."

Question

### Identify the Context
The sentence discusses the challenge faced by scientists regarding water shortages. We need to find the most suitable verb to fill the blank.

### Analyze the Options
1. **provided** - This does not fit as it indicates giving something, not facing a challenge.
2. **faced** - This suggests that scientists are encountering or dealing with the challenge, which makes sense in this context.
3. **carried out** - This implies performing an action, which does not align with the idea of facing a challenge.
4. **made** - This typically indicates creation or construction, which doesn’t apply here.

### Conclusion
The most appropriate choice is **"faced."** Scientists are indeed encountering the challenge of finding solutions for water shortages.

### Final Answer
The complete sentence is: "The biggest challenge faced by scientists these days is finding a solution for water shortage."

Knowee AI · Accepted Answer

### Identify the Context
The sentence discusses the challenge faced by scientists regarding water shortages. We need to find the most suitable verb to fill the blank.

### Analyze the Options
1. **provided** - This does not fit as it indicates giving something, not facing a challenge.
2. **faced** - This suggests that scientists are encountering or dealing with the challenge, which makes sense in this context.
3. **carried out** - This implies performing an action, which does not align with the idea of facing a challenge.
4. **made** - This typically indicates creation or construction, which doesn’t apply here.

### Conclusion
The most appropriate choice is **"faced."** Scientists are indeed encountering the challenge of finding solutions for water shortages.

### Final Answer
The complete sentence is: "The biggest challenge faced by scientists these days is finding a solution for water shortage."

The biggest challenge …... by scientists these days is finding a solution for water shortage.Multiple choice 1 Question 12providedfacedcarried outmade

Question

The biggest challenge …... by scientists these days is finding a solution for water shortage.

Solution

Identify the Context

Analyze the Options

Conclusion

Final Answer

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