Will the bookmobile be affected by the reduction in library funding?

which best evaluates the question and explains how it could be revised to better focus the research project?

it is effective; it directs the interviewee to discuss a single, focused topic.

it is somewhat effective; it could be improved by asking about when the bookmobile will stop running.

it is ineffective; it could be improved by asking for an explanation of how the bookmobile will be affected.

it is somewhat effective; it could be improved by asking why the library is subject to budget cuts when the community center is not.