Sedimentary rocks form from the remains of living things.
a. organic
c. detrital
b. chemical
d. foliated

Answer;

-Organic sedimentary rocks

Explanation;

-Organic sedimentary rocks form from the action of organisms, that is, from the accumulation and lithification of organic debris, such as leaves, roots, and other plant or animal material.

-Examples include fossiliferous limestone and coal. This fossiliferous limestone (left) is from Giles County, and was formed from the shells of many aquatic organisms. Coal on other hand, is an organic sedimentary rock that is a widespread and important fuel source.

just here for the other one bc they put up with u