Structure of skeletal muscles

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution

How does the fossil record provide evidence that the modern whale evolved from the anthracotheres? a) the modern whale looks like their ancestor the anthracotheres. b) the modern whale has all of the same structures as their ancestor. c) there is not enough evidence to suggest the the modern whale evolved from the anthracotheres. d) the anthracotheres has a structure that is still present in the modern whale, but is no longer of use to the modern whale.

Procedure in pregnancy to have access to fetus. what do you call this procedure?