What is the price elasticity of demand over the price range $15 to $17

The way individuals think, believe, and behave defines their: a. intellectual wellness b. personality c. self-esteem d. self-actualization

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

What is it called when someone gets sick from eating food contaminated with germs or toxins? a. potentially hazardous food b. ptomaine poisoning c. foodborne illness d. raw food