Final answer:
The subject pronoun that replaces "Marta" and means "she" is "Ella" in Spanish.
Step-by-step explanation:
In Spanish, the subject pronoun that replaces "Marta" and means "she" is Ella. When we want to talk about someone as the subject of a sentence and that person is a female, we use the subject pronoun "Ella".
For example:
- "Marta es una buena estudiante. Ella estudia mucho." (Marta is a good student. She studies a lot.)
Learn more about Subject pronouns in Spanish