What are three likely ways a research plan might be modified

when you want to adjust the focus of a topic after learning more about it

when you need to review the guidelines of your research assignment

when you need to find more sufficient evidence that supports your ideas

Explanation:

Every writer needs to have a research plan before he starts writing. Before starting writing, it is important to know what topic will you discuss and to be unique. The research plan has to be well developed and clear, with arguments and information that was collected from different legit pages.

The research plan is a concise and short document that points out the most important points of research in a logical manner.

a and b are the correct answer to what your looking fior

the answer is b