A good cleaning schedule includes details aboutAwhat is to be cleaned Bthe chemicals and equipment to be used Chow cleaning should be done Dall of the above

Analyzing the Question

In this multiple-choice question, we need to determine the components of an effective cleaning schedule.

1. Option A: What is to be cleaned
   This option emphasizes the importance of specifying which areas or items require cleaning.

2. Option B: The chemicals and equipment to be used
   This highlights the necessity of detailing the cleaning agents and tools necessary for the job.

3. Option C: How cleaning should be done
   This option focuses on the methods or procedures to be followed during the cleaning process.

4. Option D: All of the above
   This suggests that a comprehensive cleaning schedule would include all the previous components.

Conclusion

Given the options, a complete cleaning schedule should indeed encompass all the elements mentioned: what needs to be cleaned, the specific chemicals and equipment necessary, and the processes to be followed. Therefore, the most comprehensive answer is:

Final Answer

D: all of the above.