Answer:
vistieron
Explanation:
Its talking about the girls in past tense so thats the answer
vesti is about me in past tense
vestiste is about you in past tense
vistio is about he/she in past tense
vistieron is about they in past tense
Therefore its the last option
Mi mamá DICE que debemos reciclar.
The answer is C
I believe your answer will be 3.