I didn't read the text that goes along with this but based on the information, I would say the answer is D. I hope this helps!
Gerrymandering is a process of gaining political advantage. It is achieved by manipulation of electoral using certain tactics. Therefore, gerrymandering can thwart the purpose of single-member district elections because districts will favor one political party over another in this case.
Answer:
A. receive water from soil
Your correct answer should be B by the way im looking and analyzing it.