Say "你喜欢吗？" in Mandarin

What does "你喜欢吗？" mean in English?

• A.how much?
• B.why?
• C.do you like?
• D.which?

What does "是吗？" mean in English?

• A.how?
• B.is it?
• C.how many?
• D.how much?

What does "谁？" mean in English?

• A.who?
• B.which?
• C.where?
• D.do you like?