2.) Idiom
3.) The author’s use of language indicates the person is cheerful.
Think of the idiom “on cloud nine”, which is similar to this one, both meaning a person is delighted
I think you forgot to add the options but based on my research the correct answer is "It's half on one or two dozen of another." This misquoted idiom from "daughter of invention" is intended to mean that it makes no difference to her. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
The last one!
"My baseball glove wrapped itself around the ball like a mother holding her child."
Read books, find out the difficult words and find it's meaning. This will enhance your vocabulary. Watch talk shows and speak English with your friends and family members.
Hope this Helps!