When building in a swampy or marshy area, it is usually necessary to drain the swamp before starting to build. while this is good for people, it may not be for animals that were living in the swamp. why?

Draining the swamp is not good, but must be weighed against factors like the human need for housing.

answer; i believe the correct answer is (data); /// good luck

b. read the phase at the intersection of any given temperature and pressure.