Answer:
A. Juegan
Sounds better
Mis padres juegan tenis
Without the "a"
1. cuestan
2. entendía
1. The fish
2.The vegetables
3. The chocolate
4.The rice
5.The cereals
6.The pizza
7. The milk
8. The sandwhiches
9. The fried chicken
10. The tea
11.The salt
12.The potato chips