What british empire colonies that participated in ww1

In 1914 the British Government knew it’s armed forces were too small to take on the might of the Central Powers. The British Empire was called to arms and volunteers from Australia, Canada, New Zealand, Newfoundland and the Union of South Africa flocked to the aid of the mother country, joined by soldiers from other African colonies and the Indian Army with it’s Gurkhas from Nepal.

The sacrifices made by the Empire on the battlefields of Europe echo across the intervening years as part of a proud Commonwealth shared history. At Gallipoli, Neuve Chapelle, Vimy Ridge, the Somme and Ypres the graves of the fallen are powerful reminders of our debt to the Empire.

the answer is 1.. i think

b - those executed came from every social and economic class