Im pretty sure its c but hope this helps :)
Answer:
Organ systems are organs that work together to perform a specific bodily function, so your answer is D
Explanation:
Answer:
People drink water that has been contaminated by animal feces
Explanation:
2and3 only are the defense
Answer:
A
Explanation:
I believe the answer is A because conservation tillage reduces erosion & runoff but I'm not 100% sure.
