Both (animal) and human activities contribute to land pollution.
____
Hope this helps you!
Feeling less isolated and alone. Someone to talk to, ect
I'd say probably C
Hope this helps!
Answer:
Drugs interfere with the way neurons send, receive, and process signals via neurotransmitters. Some drugs, such as marijuana and heroin, can activate neurons because their chemical structure mimics that of a natural neurotransmitter in the body. This allows the drugs to attach onto and activate the neurons.
Explanation: