I think they are the constituents of granite. Granite is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture. It is the most widespread of igneous rocks, underlying much of the continental crust. It is mined as either crushed stone or dimension stone mainly using open pit mining methods.
Answer:
independent variable is number of apples
dependent variable is grades
B. is the answer because the nervous system send nerves down your body telling your hand to move its a reaction to the pain of the hotness your felling