The correct answer is: B. Plummet : Descent
Crawl and proceed are synonyms, meaning to move slowly. Plummet and descent are also synonyms, meaning to fall quickly. Rampage and destroy are not synonyms, as rampage means to act violently, while destroy means to ruin or damage something completely. Dwindle and decrease are not synonyms, as dwindle means to become smaller or less, while decrease means to become less in number or amount. Nurture and grow are not synonyms, as nurture means to care for and encourage the growth of something, while grow means to increase in size or amount.
In the original pair of words, “crawl” is a verb that describes a type of movement, while “proceed” is a verb that describes a type of action. In the answer pair, “plummet” is a verb that describes a type of movement, while “descent” is a verb that describes a type of action. Therefore, the two pairs of words have the same relationship.