Which statement best explains why elements are matter?

a) the building blocks of elements are small particles called atoms
b) elements are pure substances that cannot be divided chemically
c) an element is a physical substance that has mass and takes up space

A) The building blocks of elements are small particles called atoms

Explanation:

There are four kinds of matter: solids, liquids, gas and plasma. According to Charles Darwin all matter is made up atoms. Elements are matter because they are made up of the atoms. In elements all the atoms are the same making elements pure substances and not mixtures. An atom is the smallest part of an element and has all the properties of the element.

a patient chooses to not take a beneficial medical treatment.

explanation:

personal, she chose to do it.