Answer the following question given this paragraph: 

Group 16 of the periodic table is also called the oxygen group. The first three elements—oxygen (O), sulfur (S), and selenium (Se)—are nonmetals. They are followed by tellurium (Te) ( Figure below ), a metalloid, and polonium (Po), a metal. All group 16 elements have six valence electrons and are very reactive. Oxygen is a gas at room temperature, and the other elements in the group are solids.


Q: What is group 16 of the periodic table referred to?

 Choices:

- sulfur group

- dioxide group

- acid group

- oxygen group

A:
oxygen group
