Asked 200 residents of her district whose names are chosen at random. Then the correct option is A.
Random sampling is the method of selecting the subset from the set to make a statical inference.
City Councilwoman Kelly wants to know whether the residents of her district support a proposed school redistricting plan.
The survey methods will allow Councilwoman Kelly to make a valid conclusion about whether residents of her district support the proposed plan will be asked 200 residents of her district whose names are chosen at random.
Because the random sampling method is more appropriate than the other methods.
Then the correct option is A.
More about the sample method link is given below.
https://brainly.com/question/15125943
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