Which among the following are known as E3?

Which among the following are known as E3?

A. France, Spain, UK
B. Germany, Austria, UK
C. Poland, Germany, Greece
D. France, Germany, Italy 

The EU three, also known as EU big three, EU triumvirate, EU trio or simply E3, refers to France, Germany and Italy, a group that consists of the three large founding members of the European Union.