Which of the following details best supports the main idea of section 2 (paragraph 3?

1."It was at this moment that he first realized that he didn't know where he was!"

2."Uninjured he got up, brushed himself off, cleaned his rifle scope, checked the barrel for any blockage and continued on."

3."It must have fallen out when he tripped over the log."

4."The snow deepened and before long he was wading through knee-deep snow."