Same question with different ways of writing. How to "Earn" "Get" bitcoin? without mining? etc etc.
These questions have been answered uncountable times in this forum. Even I have written all the options in details several times in several posts.

Why don't you do some searches using the search system herein. I am 100000000% sure you will get all your answers.

Check out the link. I hope it will help you.
https://bitcointalk.org/index.php?topic=1917320.msg19020926#msg19020926