Final answer:
The subject of this question is Spanish. The correct answer is 'nada'.
Step-by-step explanation:
The subject of this question is Spanish.
In this question, the student is being asked if they are going to buy something at the toy store. Their response, 'No, no voy a comprar', means 'No, I am not going to buy...' In the given options, option B. 'nada' best represents the student's response, as it means 'nothing'.
So, the correct answer is option B. nada.
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