Detailed Solution:
The correct answer is “Only 1, 2, 3 are correct”.
1) Karma is the law of moral causation. The theory of Karma is a fundamental doctrine in Buddhism.
2) Buddhism denies there is any such soul or self in a living being, but does assert that there is a cycle of transmigration consisting of rebirth and redeath as the fundamental nature of existence. Transmigration means the passing of a person's soul from one body to another after death.
3) Buddhism focus on achieving enlightenment - a state of inner peace and wisdom. When followers reach this spiritual echelon, they're said to have experienced nirvana.
4) Followers of Buddhism don't acknowledge a supreme god or deity. The religion's founder, Buddha, is considered an extraordinary being, but not a god.