Why is understanding the human communications important for humans

An _ exposure is a repeated or prolonged exposure(over months or years) that may bring about slowly developing symptoms.

Select two risk factors for self-harming behavior. a. having high self-esteem b being a teenager or young adult c. being female d. having never abused drugs or alcohol i know its going to be something funny and i'm gonna feel dumb asking it but its for my final test of the semester

How can people get cancer? what types of cancer are there? plz i’ll mark u brainliest