Answer:
A
Explanation:
Pollution is and can be poisonous to some environment and to organism. It also harms the thing in that environment.
I believe the answer to your question will be atrioventricular but don't cross out pulmonary it could possibly be the answer.
Answer:
3
Explanation:
bc I said so lol sksksksksksksksk
I would say false as you can't tell what a person is by a recording