Which of the following forms of water pollution is most associated with mining? acids and heavy metals
sediment runoff
excess nutrients
pesticide runoff

acids and heavy metal

Explanation:

during the process of mining, heavy metals or acids can be released into the environment as a result of spillage.

D. 150 *200* 5.80

Explanation:

D. determines the value of the crop .

average yield in one acre is 150

in 200 acres it would be = 150*200

price of one bushel is 5.80  

price of all the bushels in 200 acre farm would be = 150*200* 5.8