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?

1)which is the following was characteristic of the british colonies but not the french or spanish religion a. presence of slavery b. religion conversion c. smuggling and piracy d. strict racial hierarchy 2)how did the columbia exchange affect europe? a diseases from the new world decimated the population of the european continent b new crops introduced to europe generated further interest in the new world c enslavement of american indians in europe changed cultural attitudes toward slavery d the items produced by american indians become objects of competition in europe