Every course is a best course. The only thing to find out is that which course is best for you and where your interest lies. There are many options available after 12th Standard. Some of them are as follows :-

• Chartered Accountant 
• Company Secretary 
• Bachelor of Commerce 
• Bachelor in Economics 
• Bachelor of Business Administration 
• Bachelor of Management Studies .
• Certified Financial Planner
• Cost and Management Accountant 

There are many more. See where your interest lies. A commerce student is also eligible to apply for options available to students in Arts after 12th Standard. For example B. A in Fine arts, B. A in Animation, etc. 

If you still have any queries feel free to ask in the comment section down below.