The answer is D, or it is the answer most commonly held. The more you read, the more different words you will come across, unless you are reading nothing but comic books and even they have the word you won't find everywhere.
Usually words are embedded in something that will suggest their meaning. You may get the wrong meaning, but usually you get the meaning close enough.
Because when brian had woken up and was thirsty it reminded him of a time him and terry we're lost in the woods which brought up the thought of a nostalgia memory
B.) phone call because when you call the angry customer you can talk to them and work it out. If you do the others it will be complicated and calling is more easier. In my opinion I will call.