What is one way to describe elements? A. They are the smallest particles of any material. B. They are the building blocks of matter. C. They are the most expensive materials on earth. D. They break down easily.

I think the best answer among the choices listed above is option A. Elements are the smallest particles of any material. It cannot be broken down into more tiny particles. There are 118 known elements where 94 occurs naturally and the 24 remaining are synthetic.