The theory that ancient aliens seeded the planet with life millions of years ago and then disappeared is:
A)unfalsifiable.
B)completely falsifiable.
C)necessarily correct.
D)necessarily incorrect.

Question

Quizplus · Accepted Answer

The theory of ancient aliens seeding the planet with life and disappearing is unfalsifiable because there is no way to demonstrate or prove that the aliens did not exist or were not responsible for the origins of life on Earth. It cannot be tested or proven false through scientific methods.

The Theory That Ancient Aliens Seeded the Planet with Life