In this task, you will be shown a conversation and a question. You need to answer the question and choose the correct option based on the conversation. "W" and "M" in the conversations stand for "woman" and "man".

M: How big is your research group, Alice? W: Well, there were six of us to begin with. Then two people left., Question: How many members are there in Alice's group now? (A) Two. (B) Four. (C) Six.
(B) Four.