What will be the best engineering course for earning lot of money?

CSE IT or Mechanical

look,Earning money is only depends on One's intelligence, his/her determination power & his/her hard work to achieve something. Earning money doesn't depend on one's study course. But yes ,the graduation or post graduation degree is the gate pass to get a Job. If you want to do engineering think in

You should go for Aerospace or Marine Engineering.

CSE only condition is u should be master in it after btech

if u want to make money then u should do mechanical engineering and then apply for diploma of 1 year in Marine engineering that field have lot lot of money