Aaron is working on a history assignment that he must submit the next day. his favorite tv show is on air, but he continues to work on the assignment as it is a priority. in this case, aaron is demonstrating:

Selective Attention

Explanation:

For a certain period of time, selective attention is the practice of focusing on a specific object in the environment.

Aaron is focusing on a specific subject, in this case his assignment, for a certain time period. Attention is a limited commodity, so we can modify unimportant information with selective attention and focus on what is important.

It varies from accidental blindness, because that's when you concentrate on one thing and fail to recognize unexpected things entering your field of vision.

all cities have a governor

all cities are in states or provnies then country

all cities have people

difference

some are rich

some are poor

some are average