Dear aspirant !

Hope you are doing great ! There is no question related to commerce stream in nda only economics comes in NDA ,nda is entrance exam for national defence academy after written you have to qualify ssb and then a medical ,also it contains maths of 300 marks and GAT general ability test of 600 marks ,approx 350 about you will get qualify in written gat contains Physics chemistry and current affairs geography, history,polity .Also I think your question is unclear please rectify it and ask properly in comment section.

Hope it helps you !

Thanking you