It is true! Contaminated groundwater is very difficult and sometimes impossible to purify!
Capillaries are generally arranged in masses known as capillary beds. The number of capillaries in a capillary bed depends on the tissue of organ supplied.
D. All of the above.
Explanation: Advertisements are made to not only increase (hopefully) popularity of the item but also to make people want to buy the item.
Answer: they want to be the center of attention
Explanation: