Which characteristic is a sign of nicotine withdrawal?

A) irritability
B) hyperfocused attention
C) decreased appetite
D) excessive sleep

Nicotine Withdrawal

The series of physical and psychological symptoms that occur when a person who has become dependent on nicotine abruptly stops using it.

Irritability

A state of increased sensitivity or susceptibility to being annoyed, easily upset, or angered.

Hyperfocused Attention

An intense concentration or fixation on a particular activity or task, often to the exclusion of everything else.