The Carbon in a Certain Ancient Ax- Handle Is Only

Multiple Choice

The carbon in a certain ancient ax- handle is only 1/8-- one- eighth-- as radioactive as the carbon in living wood. The half- life of ¹⁴C is 6000 years. From these facts we can conclude that

A) the ax- handle is about 48,000 years old.
B) the ax- handle is about 12,000 years old.
C) the ax- handle was made from an unusual type of wood that was less radioactive than normal wood.
D) the ax- handle is about 18,000 years old.
E) the natural carbon- radioactivity at the time the ax- handle was made was only one- eighth of what it is today.