Which field should I opt to make career in IT?

You should opt for MBA in IT. You can pursue many certifications related to IT.

First of all, all the fields are good.it depends on you, what your interests are ,what your hobbies are,how you want your career to be.based on these questions you would get which feild is better for you.first find out your hidden talents only then someone could help you to choose a better field.