When you say that someone has lost his head over something it means they have an obsession towards that thing. Liking something too much is a form of obsession. So the feelings projected by Aunt Agatha is a concern that Gussie likes America too much.
Question number 1 is choice A( it says the answer in the second sentence)
Question 2 is also choice A
A woman aviator might feel weird or freaked out if she is surrounded by large group of reports because she may not know them .
You get money and it helps the environment