Read the sentence. He worked feverishly, barely ever looking up as his pencil flew up and down the pages of his notebook, and within an hour had solved every problem in every branch of higher mathematics that had ever puzzled either him or any of the great mathematicians of the land. Based on context clues, what is the meaning of the word feverishly? excitedly gloomily slowly methodically

B). Excitedly.

Explanation:

Context clues are defined as the hints or clues provided by the author that allows the readers to determine the meaning of a particular unfamiliar word.

In the given statement, the hint 'how someone will have to work if he/she has to solve a number of mathematical problems within an hour' helps in understanding that the word 'feverishly' stands for 'excitedly or with excitement and determination.' This determination is clearly suggested by the details like 'barely ever looking up as his pencil flew up and down.' Therefore, option B is the correct answer.