Which subject pronoun would replace the subject in the sentence,"Mariana estudia en la biblioteca" (Mariana studies at the library)?túélellausted

Understanding the Question

In the sentence "Mariana estudia en la biblioteca," the subject is "Mariana," which is a singular female name. To find the appropriate subject pronoun, we must identify the correct Spanish pronoun that corresponds with the subject.

Breakdown of Options

1. tú - This translates to "you" in informal contexts and does not represent "Mariana."
2. él - This means "he" and is not applicable since the subject is female.
3. ella - This translates to "she," which correctly identifies a female subject.
4. usted - This translates to "you" in a formal context and does not refer specifically to Mariana.

Conclusion

The correct subject pronoun that would replace "Mariana" in the sentence is "ella."

Final Answer

ella