Fossils Older Than ____ Cannot Be Dated by Their ¹⁴C

question 35

Multiple Choice

Fossils older than ____ cannot be dated by their ¹⁴C content because ____.​

• A) ​60,000 years; most of the ¹⁴C has decayed by this time
• B) ​12,000 years; half of the ¹⁴C has decayed by this time
• C) ​6,000 years; older fossils do not contain carbon
• D) ​2,000 years; most of the ¹⁴C has decayed by this time
• E) ​500 years; half of the ¹⁴C has decayed by this time