Go for Computer Science and Engineering. It gives you High salary package with great perks.
Baithe - baithe paisa milaga...
If you want to go for higher studies clear CAT and go for MBA it will increase your opportunity to get higher packages .Moreover you will get a job with higher post

Today in present time,  mechanical engineering is in lot demand. After which electrical is in demand..
You may opt any of these two, if you are good at any of the above.

There are plenty of courses available. choose according to your interest . don't go with flow.

I would say all branches of engineering are good in their respects and have their own perks, based on your interests you can select your branches.