Answer: I think it's A
Explanation: im not too sure about this one.
Answer:
coffee is more acidic than water?
Explanation:
i am not sure if this is what you are asking but thats what my first thought to answer was
Is the study of the interactions among living things, and between living things and their environment
ecology
Comparative embroyology
explanation:
Comparative embroyology is the study of the similarities and the difference.