Answer:
1. I was just starting outside.
2. Answer the problems on the board.
3. I ate my breakfast.
4. I cleaned the table and put the dishes in the sink.
5. I eat popcorn.
(If you don't agree with number 5. Think of anything you'll do when you're watching football.)
Explanation:
An independent clause is a clause that can stand by itself as a simple sentence. An independent clause contains a subject and a predicate and makes sense by itself.
Hope it helps! Good day!
