Question

there are different types of atoms
everything is made up of the atoms of one or more elements. the elements are
arranged on the periodic table. each element has its own specific type of
atom and the atom is the smallest part of that element.

what type of atom makes up the element selenium (se)?
selenium atoms
fluorine atoms
sulfur atoms

Explanation:

The question asks which atom makes up the element Selenium (Se). As per the basic principle that each element is composed of its own specific type of atom, Selenium is made of Selenium atoms. Fluorine atoms make up Fluorine (F) and Sulfur atoms make up Sulfur (S).

Answer:

Selenium atoms