Answer:
C. 140 years
Explanation:
Undergoing decay to decrease by half.
The correct answer is: [C]: " granite " .
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Answer:
It is A. Aryans.
Let me know if this helps!
<span>And igneous rock sample is about 250,000 years old. Would you use uranium-lead radiometric dating to find its age?
Yes, wikipedia says "</span><span>It can be used to </span>date<span> rocks that formed and crystallised from about 1 million years to over 4.5 billion years ago with routine precisions in the 0.1–1 percent range.</span>"
Therefore, 250,000 years can be compared
