request expert advise please. kindly advise which one to chhose

1-have been allotted btech in process engg with mba at iitr (saharanpur campus)

2.have been allotted mech at bits goa(score 330)

3.likely to get cse in iiith and nsit /dce

expert is requeted to elaborate about process engg at iitr and suggest the best option please.

kindly help with your early response