Given the task definition and input, reply with output. In this task, you will be shown a conversation. You need to write a question with three choices for the conversation. Your question should be answerable based on the conversation and only have one correct answer. Note that you don't need to answer your question. "W" and "M" in the conversations stand for "woman" and "man".

M: Are there more students in your class than in your brother's class, Maria? W: Yes. There are 19 girls and 28 boys in my class, but there are only 35 students in my brother's class.
How many students are there in Maria's class? (A) 35. (B) 47. (C) 45.