It might be la calentacion global or el efecto de la casa verde
C. Generosa
that's the amswer
Los colores de la bandera de mexico son verde blanco y rojo
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.
Answer:
This weekend, they premiere a science fiction movie.
Explanation: