The contains the asthenosphere and the lower mantle. a. mantle c. crust b. core d. none of the above select the best answer from the choices provided a b c d

The answer is the mantle

Answer

A. Mantle

Explanation:

The mantle is composed of three distinct layers namely asthenosphere, lower mantle and lower part of the lithosphere. The asthenosphere is present below lithosphere and is not in liquid form. Lower mantle, also called mesosphere has a plastic like consistency and is present below asthenosphere.

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.

answer: c. two haploid cells

explanation: