Where are nonmetals located in the periodic table? in the middle along the upper left side along the upper right side along the bottom

Most of them are on the right side. There aren't many of them. They occupy the upper part of the right . They do not include the last column on the right, which are the noble gasses.

The answer is C

coral.

explanation:

coral. many marine organisms that produce calcium carbonate shells or skeletons are negatively impacted by increasing co2 levels and decreasing ph in seawater.