A person who can imagine the experience of someone else's emotions has what ability?

a. Discipline

b. Empathy

c. Optimism

d. Motivation

B. Empathy.

Discipline means training someone to obey a certain law or rule.

Optimism is like being hopeful about something that might not necessarily be realistic.

Motivation is like the reason for doing something; a motive.

This leaves empathy. The definition of empathy by dictionary definition is 'the ability to understand the feelings of another'