According to Epicurus' atomistic cosmology:a) matter can neither be created nor destroyed. b) atomic compounds exist eternally since the atoms out of which the compounds are made are eternal. c) nothing is created out of nothing, but some things can be reduced to nothing. d) some things can be created out of nothing, and some things can be reduced to nothing.

c) nothing is created out of nothing, but some things can be reduced to nothing.

Explanation:

Epicurus was a major philosopher in the Hellenistic period whose works centered on materialistic metaphysics, empiricist epistemology, and hedonistic ethics.

According to his metaphysics point of view, the world is constituent of atoms that are moving in a free space. He also believed that, those atoms makes up complex bodies.