Which of the following does NOT influence perception

A)  people's motivational states 
B)  whether the object is an appetitive or aversive stimulus 
C)  cultural background 
D)  academic background

Motivational States

Internal conditions that activate behavior towards a goal or push for satisfaction of a need.

Appetitive Stimulus

A pleasant or desirable stimulus that an organism is drawn towards or seeks out, often used in the context of behavior reinforcement.

Cultural Background

The cultural settings and conditions a person is raised in, including traditions, language, beliefs, and values.