Answer: A. Extraordinarily important.
Explanation: Based on the information presented in the excerpt, we can infer that the information in the wireless message was extraordinarily important, because all the signs the characters give each other without even saying a word, like that the twitching of "Blinker's" eyes became more pronounced as he was reading the message and also the seriousness of de Grey while he delivered the message.
The person who answers the question best or explains it better
Well although the two are very close in comparison, an autobiography is a book that the author writes about their whole lives and themselves while a memoir is only part of the author's life that he writes about. Hope that helps!
I believe the answer is C. motivation.
The correct answer should be Personification