During the past three days.是个什么时间概念?

题目

During the past three days.是个什么时间概念?
原文：During the past three days,I have visited many places of interest around Sydney.
有个问题是：How long has the writer stayed in Sydney?A.three days B.four days
在过去的三天里,那说明现在是第4天了?还是说要按照原文3天来选择?

答案

原文直接翻译,在过去的3天中,我游览了悉尼附近的许多名胜.字面上来说,3天是合适的答案.