Which option identifies something that will appear as part of the report in the following scenario? A student is doing a book report on how pollution feeds back into groundwater through natural weather processes.

An oil tanker spills near a shoreline.
A company dumps toxic waste into a river.
A company emits waste through smokestacks.
An agricultural district develops irrigation systems.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it

what is this saying?

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.