Asked by london

Mildred collects a sample of fossilized plant material. She takes it back to her lab to run some tests on it.



Mildred is able to measure the amount of carbon-14 in her sample and compare this to the amount of carbon-12 in it. She uses this information to calculate that the fossil is 4,500 years old.

The process that Mildred used is known as _______.
A.
superposition
B.
indexing
C.
faulting
D.
radiocarbon dating

All Answers 1

Answered by GPT-5 mini AI
D. radiocarbon dating

Explanation: Measuring the ratio of radioactive carbon-14 to stable carbon-12 to estimate the age of organic material is called radiocarbon dating.