Why did many indian nations side with the british during the american revolution?

After the attacks of september 11, 2001, the united states demanded that

Don’t mind the already marked answer but taking it now

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons