The correct answer is: C. serenity
Serenity is a state of calmness and peace. It is the opposite of panic, which is a state of extreme fear or anxiety.
Alarm is a feeling of sudden fear or anxiety. It is often caused by a dangerous or unexpected situation.
Indifference is
a lack of interest or concern. It is often seen as a negative trait, as it can lead to people not taking action to help others or to solve problems.Cautiousness is the quality of being careful and prudent. It is often seen as a positive trait, as it can help people avoid danger or harm.
In this case, the word “panic” is used in the sense of “a sudden feeling of great fear or anxiety, often causing uncontrollable behavior.” The opposite of this would be a state of calmness and peace. Of the four options, only “serenity” fits this description.