Answer:
Extraordinarily important
Explanation:
We can infer that the information in the wireless message was extraordinarily important because of the fact that Montgomery and Gred hurried to fetch Admiral Hall in order to deliver the message (An indication that they had deciphered it), and from the line that goes "as he tries to assess the impact of he was reading" which is also a sign of the significance of the message.
A) greedy I would presume because she wanted more and more every time he came back from the golden fish
it means that he couldn't find a sign of Nancy in the apartment
Through a board of conversation he creatdd
D is definitely the correct answer. Hope this helps :)<span />