1. Which detail supports the author's point that our senses lack precision?
A. "Some people boast of having a sixth sense ..."
B. "Among our five senses, sight is the most special to us."
C. "Our... eyes have no trouble spotting a lone match ... across a darkened auditorium."
D. "Increase it (a sound's volume] by a factor of 2 and you will barely notice."
Explanation/evidence
I know it’s B but why?