Select the most appropriate option to fill in the blank.
He is usually calm but today he appears rather ___________.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. disturbed.
The blank should be filled with a word opposite in meaning of "Calm".
This choice conveys a change in the person's emotional state from the expected calmness to a state of unease.
Thus, "disturbed" seems most appropriate.
It means having or resulting from emotional and mental problems.