Final answer:
The subject of the question is Spanish and the correct answer is 'baja' which means 'short'.
Step-by-step explanation:
The subject of this question is Spanish. The sentence 'María no es alta; es muy baja' translates to 'María is not tall; she is very short.'
The correct answer is option A. 'baja' which means 'short'.
This question is asking about María's height, which is a characteristic described in the Spanish language.
Learn more about Describing physical characteristics in Spanish