No matter which industry you choose to work in, a sound understanding of Commerce is invaluable to your career prospects.
Many companies especially KPOs and BPOs prefer employees from accounts and finance backgrounds.
Recession or no recession, commerce is a subject which will always be in demand unlike those from the engineering or management background.
Science often leads to careers in fields like medicine, engineering, and research.
Science courses can be academically rigorous, with complex theoretical concepts and laboratory work.
Science demands analytical and problem-solving skills
Follow your interests and passion. If you're drawn to subjects like physics, biology, and chemistry, science may be a better fit. If economics, business, and finance intrigue you, commerce is a good choice.