Answer:
B. va
Explanation:
Eduardo va a cocinar la cena
Number 21 it’s sounds the most grammatically correct
1. hablar and ver
2. pedirle and prometer
3. mejorar and perdonarla
4. darle and terminar
5. colaborar
6/ ponerse de acuerdo
I believe the answer you are looking for is "repitieron". Since it is the past tense verb for "they or ellos".