To give their food to the food banks. Mostly to donate to soldiers in the war or it featured propaganda to join the war since everyone else is fighting a part of the war. Usually like if a dog is helping out in the war you can too.
The answer is D
I know the answer because I just did this test
Answer:
They could now maintain a large army at the cost of the Indian states. This enabled them to fight wars far away from their own territories, since any war would occur in the territories either of the British ally or of the British enemy.