听力材料中获取关键信息 — 英语选择题
题目
听下面的对话，抓住关键信息，选出正确答案。
听力材料：Anna: Hi, Mark! The art show opens at 3:00 this Saturday, right?
Mark: No, that's the music show. The art show starts an hour and a half earlier, at the City Gallery on Green Street.
问题：The art show starts at ______ this Saturday.
A. 1:30
B. 3:00
C. 4:30
D. 2:00