Which two countries were the main allied powers at the beginning of world war ii?

japan
france
norway
britain
the united states
italy

France and Britain

Explanation:

The Allied powers, France and Britain also called Entente powers came to a mutual understanding signing a no agression treaty the 8th Abril 1904.

They engaged in colonial expansion by peaceful means, and the beginning of a friendship where both would support in the face of a new challenge:

Germany's ever increasing power in Central Europe.

The alliance between France and Britain was later to be made larger by Russia joining , to be called the Triple Entente.

They worried that Central or Axis powers would radically change the geopolitical space in Europe and abroad.

The signing of the Treaty between Britain and France reached in 1904,  made Anglo-French cooperation in World War I possible-

This was key to resist the Nazi threat that in the early stages of the conflict had the advantage.

Indeed the French and the British carried historical operations like Dunkerke

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.

d is the correct answer

~courtney