jeanna6
contestada

HELP PLEASE
Which of the following is most accurate in helping pinpoint a time period on the geologic time scale during which rock layer was formed ?
A - index fossils
B cave deposits
C heat flow
D sandstone

Respuesta :

you seem to have posted this in the wrong subject. anyways, the correct answer is a.) index fossils.

Answer:

The answer is A-index fossils

Step-by-step explanation: