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.
It means that whether you are rich or poor, do not accept mediocrity
True. Because those two things lead to complex concepts.
The answer should be D. Add<span> information that further explains or defines the main idea</span>