Answer:
The correct answer is letter "C": La maestra está enferma.
Step-by-step explanation:
In Spanish, the basic sentence structure follows this pattern: Subject + Verb + Complement. The subject and the verb must match in gender and number. This means, if the subject is in the first, second or third person, the verb must follow that structure for accuracy. In the examples:
- Los estudiantes son enfermo.
- Correct: Los estudiantes están enfermos.
- La maestra eres enferma.
- Correct: La maestra es enfermera.
- La maestra está enferma. (Correct)
- Los estudiantes estás enfermo.
- Correct: Los estudiantes están enfermos.