Hillary is finding it difficult to concentrate on her anatomy textbook showing the bones of the human body because there is music coming from several other dorm rooms. She is suffering from which of the following cognitive factors?

Dissonance

Explanation:

Cognitive dissonance is defined as the psychological stress an individual goes through when they have two or more conflicting beliefs, ideas or values. This results in mental discomfort and the individual tries to find a balance between contradictory beliefs.

In this instance Hilar is finding it difficult to read because of the music coming from another room. Her attention is divided between listening to the music and reading her anatomy textbook.