Answer: A Of all possible samples of the same size, 3.22% will result in a success rate of 93.6% or less.
Explanation:
The best answer is C. Tailings are dangerous because they can release toxic elements into the groundwater or surface water. Tailings are the waste materials after the process of extracting the valuable part in a mine. These waste materials have a big potential to destroy the environment because they can release toxic substances which include arsenic and mercury. These tailings can contaminate water bodies.
Answer:
Warm and hot climates prevail all over Africa, but mostly the northern part is marked by aridity and high temperatures. ... The equator runs through the middle of Africa, as do the Tropic of Cancer and the Tropic of Capricorn, making Africa the most tropical continent.