Answer
C.It supports the main idea of your report with research
Step-by-step explanation:
As the basis of a report that provides an objective summary of key ideas, supported by research. It shall provide information on the objectives and scope of this report, describe the evidence and arguments that will be presented in greater detail to help readers understand what is at stake. A strong thesis statement makes it easier for readers to understand what research means and how it is contributing to the field of study.