Identify whether the given sentence is a fact or opinion.


______6. Animals need food and water to survive.

______7. I think that rules regarding cigarette smoking should be implemented.

______8. Millions of people all over the world were affected by the Covid-19 pandemic.

______9. Saturn is the second-largest planet in the solar system, after Jupiter.

______10.I guess the best way to lose weight is through proper diet and exercise.