BBA Scope

Hi
The answer would be based on your interest areas and long term career plans. Both the career are good. MBA done from a good college is a headstart but a career in LLB can be slow. Since you will appear for government exam, do law as it gives you power and authority, but remember that promotions may not be that fast.

B.Ed is necessary for teaching proffesion.

You have following options after BBA except for M.A.
(a) 3 years law degree I. e. LL.B.
(b) MCA (if you had Maths in class 12th as a subject)
(c) Masters in Social work
(d) M.A. Mass Communication(e) Join a government job where the eligibility criteria is graduation degree.
(f) Appear for CDS to join defence services.

Ccs. Iamr. AC. In go through this link. You can find your solution here.

Gisma Business school is a good institution in Germany. They hold the #31 rank in Germany and #657 rank worldwide as a management school. So, I think its a good option to choose.

Yes, SSC CGL's requirement is graduation. So you can apply for the exam.

It totally depends upon your interest.

Yes, you can apply for UPSC exam career after BBA are as follows you can open your own business you can be a chartered accountant you can get job in hotel management field etc.

Yes, surely you can go for BBA in Tourism from following colleges for best placements and then MBA ahead in same University:
https://www.shiksha.com/bba/course/bba-in-tourism-and-travel-management-christ-university-hour-road-Bangalore-183950.

BBA stands for Bachelor in business administration
You can get jobs after completing MBA.