Answer:
<em>C. the nation, and since then,</em>
Exclamation: If you're joining two sentences together you need a comma to do so. By placing a comma after "nation" and "then" you are making a run-on sentence.
Answer:
Plants
Explanation:
For a picture book, it would be fun and easy to show how a plant grows and is used to provide nutrients for us.
Opposites Analogies. Object and Classification Analogies. Object and Related Object Analogies.
Maggie is shy and doesn't have much confidence at this point of the story.
How do you ask questions and add a picture?