Which of these is NOT a biological contaminant?

Iwould say being around others who are not drug free is the wrong step because your peers are likely to influence any new or past habits

Not all credit cards have an annual fee. you can expect an annual fee on most secured credit cards, some premium credit cards, charge cards, and subprime credit cards. the amount of the annual fee varies. it can be low as $19 or as high as $500, depending on the credit card.

Frequency of exercise, intensity, time allotted, and type of exercise 

Choosing clothing that is appropriate for the environment and type of exercise mark brainlist if it you