Answer:
Option d - affirmatively
Explanation:
Given : Once the judge nodded______ , a wave of relief swept the courtroom.
To find : Complete the sentence with the correct form of the word?
Solution :
We want to find the adverb which describe the verb nodded.
Now, From the given options
a. Affirmative is used as a noun and adjective.
b. Affirmation is used as a noun only.
c. Affirmative is used as a noun and adjective.
d. Affirmatively is used as an adverb.
Therefore, Option d, The word require is affirmatively.
As, It describes the verb 'nodded' so it requires an adverb.