comparing rock layers\ncolumn y\ncolumn z\nkey\nsandstone a\nsandstone b\ngneiss\nlimestone\nshale\nfossil\nf…

comparing rock layers\ncolumn y\ncolumn z\nkey\nsandstone a\nsandstone b\ngneiss\nlimestone\nshale\nfossil\nfossil\nfossil\nwhich rock layers are most likely the same age?\na layers 5 and 9\nb layers 1 and 7\nc layers 3 and 8\nd layers 2 and 6

comparing rock layers\ncolumn y\ncolumn z\nkey\nsandstone a\nsandstone b\ngneiss\nlimestone\nshale\nfossil\nfossil\nfossil\nwhich rock layers are most likely the same age?\na layers 5 and 9\nb layers 1 and 7\nc layers 3 and 8\nd layers 2 and 6

Answer

Brief Explanations:

Fossils are important for relative - dating of rock layers. Layers with the same type of fossils are likely to be of the same age. Layers 3 and 8 both contain the same type of shell - shaped fossil.

Answer:

C. Layers 3 and 8