Answer:
C-the tailor is el sastre
Hello!

The subject of this sentence is "Yo" (I), so we must use the first-person singular conjugation.
Thus, the correct conjugation ends with an "o", or "Pruebo". Choice A is the correct answer.
Como hago rompecabezas para el coche para español
Answer:
usted
Explanation:
because you are taking to an adult so you usually talk formally to adults if younger