Which engineering branch should I opt: CS, mechanical or civil?

It depends on you, what you like the most. If you are interested about machines and automobile, then you can go for mechanical engineering. If you are asking about job opportunities, then I will suggest you to choose mechanical or civil engineering because these are the core branches and there are h

Mechanical and CS, both are top branches. If you are interested in coding then take CS, otherwise mechanical ad it can offer you both types jobs, government and private. But, in CS you will only get private jobs.