Answer:
1. Fact
2. Fact
3. Opinion
4. Opinion
5. Fact
6. Fact
7. Fact
8. Fact
9. Opinion
10. Fact
11. Opinion
12. Opinion
13. Opinion
14. Fact
15. Fact
16. Opinion (This one is tricky, because it seems to be a fact, however, others might believe that they are easy to take care of. Think of it this way: People might say that a dog is a difficult animal to take care of. This could be true because of all the attention they need, however, it's an opinion because others might disagree.)
17. Fact
18. Fact
19. Opinion
20. Fact
Step-by-step explanation:
Facts are statements that can be proven while opinions are something that not everyone might agree on.