Answer the following question given this paragraph: 

An element is a pure substance. It cannot be broken down into other types of substances. Each element is made up of just one type of atom. An atom is the smallest particle of an element that still has the properties of that element.


Q: What is the term for the smallest particle of an element that still has the properties of that element?

 Choices:

- nucleus

- electron

- neutron

- atom

A:
atom
