When formulating a research question for an informative essay, a writer should write a question that
can be answered with a sentence.
has a widely known answer.
has an open-ended answer.
is difficult or impossible to answer.

C.  has an open-ended answer.

Explanation:

A open-ended answer is where it cannot be answered by a yes or no.

Making it interesting and curious, were people want to read what you have written.

They don't want a question to widely know, but not to narrow for multiple paragraphs. And of course they want you to answer and the question.

it for the workers lik if you have a job thats what its for

explanation:

try this

explanation: