Definition: This 18th century British economist coined the term 'overpopulation to describe a

population's inability to agriculturally sustain itself.

the answer is c or the third one.

3rd person, because the narrator is out of the story but explains the feeling of the main character

b)and

is the answer.

its because you eat a lot of food and that can lead to many heath problems like diabetes or becoming very over weight and fat etc.