The success rate of maintaining weight loss is most improved with
a) continued dieting
b) increased protein
c) decreased essential fat
d) exercise

are there any answer choices

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.