Answer is: a secretary smokes a cigarette in a crowded break room.
External cost Is when consuming a good or servise imposes a cost to a third party. In this case, smoking affects other people in break room, causing pollution and health related problems.
A geologist studies rocks and such
Answer:
Compost fertilizer can only be organic if the products used in the fertilizer are organic.
Explanation:
Meaning it’s made out of organic fruits and veggies.