Law

If you have done B.Com along with law, it definitely has better career prospects than a normal graduation.

Punjab University and RGNUL, Patiala are the best ones.

It is not very easy to get a seat with your rank, so please keep an eye on the vacancies.

Your rank is quite decent, so be hopeful. Keep an eye on the vacancies. Please check out on the link:
http://www.osmania.ac.in/lawcollege/courses.html

Your class 12th marks have least impact on your placements. All that would matter is your CV, grades and work ethics.

Kindly check the following link:
https://www.google.co.in/search?q=ts+cet&oq=ts+cet&aqs=chrome.69i57j0l5.4300j0j7&sourceid=chrome&ie=UTF-8#q=ts+lawcet

Each of these three have positive n negative aspects, but since you have to choose between these three, I would suggest you to go for fashion designing because you can really earn more, in less time there.
As far as law is concerned, it would take you lots of hard work to establish yourself, if that is fine for you, you might even opt for it.
Air hostess is too much of travelling and you kind of risk your life each time you travel. So, it's up to you now.

Kindly check out on the given link:
https://www.google.co.in/search?q=law+colleges+in+bhopal&oq=law+colleges+in+bh&aqs=chrome.2.69i57j0l5.8070j0j7&sourceid=chrome&ie=UTF-8
Moreover, the best law university in Bhopal is NLIU, Bhopal.