Between what periods did both Neanderthals and Cro- Magnons co-exist?

Question

a. 50,000 to 10,000 B.C.

b. 25,000 to 12,000 b.c.

c. 90,000 to 30,000 b.c.

d. 150,000 to 100,000 B.C.

e. they never co-existed

Answer 1

I suppose I like 'c' the best, but they surely must have co-existed before 90,000 years ago.

Answer 2

the answer is e. they never co-existed.