What is the main point of the reading?
A. Shrimp are part of natures food chain.
B. Shrimp have very specialized diets and will not eat a variety of foods.
C. Aquaculture is not a profitable business.
D. Few birds or other animals eat shrimp.

Shrimp are part of natures s food chain

Explanation:

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.