Commerce

If you want to be an ethical hacker then you are advised to take science stream. You may plan to do B.Tech CSE/ IT or BCA-MCA or B.Sc CS/IT.

You can work as an actuarial or CA. Also, you can appear for government exams or make your career in the stock market.

You can go for BBA, B.Com (H), BCA and LLB. You can also go in the media field and pursue BJMC.
If you find interest in hotel management, you can also pursue that. You have a pretty good score in class 12th. So,you can also do Bachelor in a subject you like. If you want to go in teaching line, you can do B.El.Ed. It all depends on your interest.

You have plenty of courses to pursue after 12th commerce like:
BBA
B.Com
Actuaries
Integreted Law
CA/CS/CFA
Mass Communication
Journalism
Business Analyst
and many more.
First thing, you have to do is identify your interest of subject or field and let us know for further guidance.
For getting good placement:
1) Improve your skills
2) Should maintain a good personality.
3) Vocabulary should be good
4) Fluent in English speaking
5) Know your strength and weakness
In addition to these, studying in a top rank college may count.
I hope this answer has solved your query to some extent.
Please feel free to revert.
All the best.

After 12th there are very few jobs available. You can join a BPO or work in a CA firm. You can also appear for government exams (clerk level).

If you want to learn about the commerce field then join a CA firm or if you want to do a job in the evening then you can join a BPO.

CMA, ACCA, CPA, MBA, M.Com are obvious options you can look for after B.Com.
Check the below link-
https://www.shiksha.com/accounting-commerce/articles/course-options-after-b-com-blogId-12939

Commerce team is the best to compare Art.
There are many future job opportunities, especially job in Bank, Teacher and other job opportunities.
So, you can choose commerce stream.
You can complete your graduation (B.com) to explore many Job opportunities.

If you do Non-Medical, you will be having wider career options. You will be able to pursue career options of other fields like commerce and arts also. But, at the same time, you need to know that you must choose a stream in which you can do smart work and you have interest because, many career options will not help you excel in any field. It is your interest and hard work that can help you achieve your goals.