AP English Language

The correct answer is: C.It allows you to refine your argument as you research and write the essay.

Here’s why:

A "working thesis" is a preliminary version of the thesis that can evolve as you continue to research and develop your ideas. It provides a starting point and gives your writing direction, but it can be adjusted as you refine your argument through the writing process.

The other options are not ideal:

A."It ensures that the thesis will never change.": A working thesis is meant to be flexible, so it should change as you ...