Register your work to get Copyright under Copyright Act, 1957.
The Registration of your copyright will give you Exclusive protection for your intellectual work. When any unregistered/ random person infringes your right, you are eligible to claim for damages, royaltyship, and Injunctions.
Without the licenseship of copyright the person does not have the right to publish or use the copyrighted work. Where you become the sole owner or co-owner of the work you are eligible to use it for commercial purposes with the help of license.