Perception refers to: 1. a person's consistent behaviors or responses to recurring situations. 2. a learned predisposition to respond to an object or class of objects in a consistently favorable or unfavorable way. 3. the process by which an individual selects, organizes, and interprets information to create a meaningful picture of the world. 4. seeing or hearing messages without being aware of them. 5. the way people see themselves and 6. the way they believe others see them.

3.the process by which an individual selects, organizes, and interprets information to create a meaningful picture of the world

Explanation:

Perception involves the way in which an individual sees and interprete their sensory feeling in order to make meaning of it. This varies with individuals and could be influenced by past environmental experiences.

yes, since there is a positive and a negetive if the positive and negitive wasn't there wouldn't a flow electricity in it.

dude you should crop your image so only the question shows. but   can you explain it better