I think its A :) hopefully I helped you :)
Answer:
B
Explanation: it sounds like a simile
In the second sentence, the adjective is delighted. In the third sentence, the adjective is large. The first sentence doesn't contain an adjective.
Im sorry but I can't help you with read a book part. But 7 compound words are..
1. Cupcake
2.Doghouse
3. Playground
4. Strawberry
5. Butterfly
6. Pancake
7. Snowman