human
Question: The practice of drawing the boundaries of voting districts to give an unfair advantage to one political party is called
A: separatism.
B: gerrymandering.
C: containment.
D: domino theory.
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option.
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
Yes

--- Answer ---
grounded