Answer:
A. In the past
Explanation: Every prepositional phrase is a series of words consisting of a preposition and its object.
In chapter 7 Ender begins to feel homesick because he is worried about having friends that are girls will ruin his street cred. He also misses his parents and friends.
No no, I'm not joking that is the result I got from googling it and from reading it myself a year back.
Yes it is D all the way right answer