A forensic odontologist examines the teeth of a skull and finds no baby teeth, no wisdom teeth, scarring in the rear jawbone, no dental diseases or tooth degeneration, and a low D-aspartic acid to L-aspartic acid ratio in the dentin. Which age range fits this skull?
A.25–50 years old
B.less than 10 years old
C.15–22 years old
D.greater than 50