How to choose a topic?

A．The requirement of our school.

B．Identify a？ research topi

C．Narrow the topic down as much as possible

D．Review the literature on the topic as completely as possible

E．State the problem in a question form.

F．Translate or turn your research question into a thesis statement.

此题为多项选择题。请帮忙给出正确答案和分析，谢谢！