Question

A rock formation near Gainesville, Florida, was formed 530 million years 1

ago. Which information does a scientist need to most accurately
determine the age of a rock?

the percentage of mineral that makes up the rock

the amount of each radioactive element present in the rock

the percentage of fossilized marine life that makes up the rock

the amount of weathering present on the surface of the rock

Answer 1

it might be C or D. You decide which might be right between them, but it might be C.