Which of these is not a living fossil?

ان میں سے کون زندہ جیواشم نہیں ہے؟

Archaeopteryx

Frog

Duck-billed

None of these

Archaeopteryx is an extinct species.

It not a living fossil.

Living fossils are species that have remained unchanged for millions of years, like lungfish, frog, and duck-billed platypus.