Question

Which best describes an element

Answer 1

An element is the most basic blocks of building the earth. Elements are actually atoms, which are made of particles known as neutrons, protons, and electrons. 

Answer 2

I am unsure if this is correct (especially since I'm very late), but here are the possible answer choices to this question:

O a pure substance

O a type of a mixture

O a pure compound

O an impure substance

The answer to this is a pure substance (1st option).