According to Beck, when people see themselves in a pessimistic way and assume that people do not like them, they have a .

negative self-schema

Explanation:

Self-schema: It is described as a stable set and long-lasting memories that tend to sum-up an individual's generalizations, beliefs, and experiences about himself or herself, in particular, "behavioral domains".

Negative self-schema: In psychology, the term "negative self-schema" is determined as a schema that is being developed in an individual's mind through negative experiences including bullying, criticism, and abuse. It is usually being developed at an early age of a person's life and can often last long.

In the question above, the given statement represents "negative self-schema".

answer; the above statement is (true);

answer; unimodal and symmetrical;