What were the five main Allies and three main Axis countries of WW2?

a) Allies: USA, Germany, UK, Italy, Japan; Axis: Soviet Union, France, China

b) Allies: USA, UK, Soviet Union, China, France; Axis: Germany, Italy, Japan

c) Allies: USA, UK, France, Germany, Japan; Axis: Soviet Union, Italy, China

d) Allies: USA, Soviet Union, Germany, Italy, Japan; Axis: UK, France, China