B.Com Scope

Yes, you are eligible for B.Ed.

Yes, you can opt for MCA you need Bachelor's degree in any stream.

Hi, ya you can definitely do M.A. After B.Com.

https://www.shiksha.com/medicine-health-sciences/articles/if-not-mbbs-then-what-else-blogId-52389
Check here.

After B.Com, the best courses could be M.A. CA etc. Since you asked apart from these, than let me suggest you best course would be, LL.B. Journalism and Mass communication4. Certified Management Accountant (CMA)Financial Risk Manager (FRM), Master of Design M.Des and M.Sc. Certificate in Investment Banking (CIB), M.A. (Psychology) etc. The best of colleges/universities like, JMI, DU, PU, BHU, Symbiosis, LPU and Osmania University, etc. Do check your eligibility and application deadlines from their websites.

Yes you can definitely go for MBA in USA as it is a very good choice.

If you're interested in marketing and business u can opt for MBA
If you have an interest in accounts u can opt for M.Com. Or any other professional course. If you are interested in Law you can go for LL.B.

No, it depends upon us how we use our education and knowledge. Even if u didn't get any placement u can open your office or start teaching students for CS as CS is some of the most respected professions in India. Every stream has vast opportunities It depends on us how we SEE them and use them. Go for your profession. All the best.

Diploma in digital marketing
Tally
Excel
Business accounting and taxation. These are some short-term courses you can do after your B.Com.

Yes as for B.Ed. You need a graduation degree you can easily get admission after doing B.Com.