Which statement best describes the composition of magma?
a. magma contains only three elements.
b. magma contains the same element's as snow.
c. magma contains the same element's as earth's crust.
d. magma is an element all it's own.

The answer is option C (Magma contains the same elements as Earth's crust) Magma is basically a part of the earth crust; it originates in the lower part of the Earth’s crust and contains the same elements as the earth’s crust, namely Oxygen, Silicon, Aluminium, Iron, Calcium, Sodium, Potassium and Magnesium.

Due to the amount of pressure

In some developing nations the percentage of the animal protein from fish in the diet can be as high as 25 percent.  about 85% of fish caught is used for human consumption.  the remainder is converted into fishmeal and fish oil.