Over time, organisms change. Sometimes they change so much that descendants may be completely different from their ancestors. What must happen for this process to occur?

A)
mutations in egg and/or sperm

B)
no chance for mutations in sex cells

C)
organisms die before they have a chance to reproduce

D)
traits acquired during an organism's lifetime is passed on to offspring

its A

Exactly, something happened to the egg or sperm causing the kid to have some characteristic not found in the bloodline.

I think c

um...d

Ah, which would you think?

But they are descendants. Dead people have few children.

Do not guess. You can think your way out of this.

What is a "mutant"?

Yes :)

(a mutant) resulting from or showing the effect of mutation.