How might you effectively encourage a classmate to participate in a class discussion

You might effectively encourage a classmate to participate in a class discussion by Asking an open-ended question.

Explanation:

From the given options the best one to make anyone participate in a discussion is the open-ended question since this makes people think about what opinion do they have or what do they know about the topic which leads to the communication and interaction between the students and the feedback through different pieces of information coming from them.

i can you there : )