Answer:
“We are all searching for someone whose demons play well with ours.”
― Rea Frey
“I made constant deals with myself, as though these deals would culminate in some life-changing event: If there are five babies on the plane, it won’t crash. If I just say yes to this client, I’ll get into Forbes. If the light turns green when I count to three, I won’t complain for the rest of the day. If I don’t eat dessert today, I can have Mexican tomorrow.”
― Rea Frey
“I’ve always been good at keeping secrets—other people’s secrets, friends’ secrets, family secrets, strangers’ secrets. But I’m even better at creating secrets. No one ever guesses them … even if I beg them to try.”
― Rea Frey
Answer:
The term hippocampus is related to brain research because the hippocampus is the part of the brain that contains memories, emotions and learning.
I don't know the second part, sorry-
D because propel means to move forward
With what ? Let me know if you need anything.