Question

question 42
what type of radiometric isotope was used to date otzi the iceman?
potassium - 40
uranium - 238
rubidium - 87
carbon - 14

Explanation:

Carbon - 14 dating is commonly used for dating organic materials that are up to about 50,000 years old. Otzi the Iceman is an ancient human body (organic material), and carbon - 14 dating was used to determine his age.

Answer:

D. Carbon - 14