Indore

you have to decide over the same things.
Since you will surely get NITs but don't get core branches from top 4 NITs, you have to choose between VIT and other NITs.
In my opinion you should choose NIT. But if you are hardly interested in CSE , you should take VIT.
however I am also from MP board.
:)

u need to apply for davv cet 2016

Rankings cannot be considered right as each ranking body has its own different set of parameters and methodology. you can decide abt coll through foll link.
https://www.shiksha.com/getListingDetail/21892/institute/college-Devi-Ahilya-Vishwavidhyalaya-Davv-Indore-India

Here is the link for bba colleges, you can compare them to see which suits you the best.
https://www.shiksha.com/bba/colleges/bba-bms-bbm-bbs-colleges-in-indore