Question

The table below shows the fossils of organisms found in various layers of an undisturbed rock:

Fossils In Rock Layers
Layer (from top) Fossil in Layer
1 X, W
2 W
3 Z
4 Y, U
Which statement about the organisms whose fossils are found in the rock is correct? (4 points)

a
Organism W existed much before Organism Y.

b
Organism Y existed over the longest period of time.

c
Organism Y and Organism U were alive over the same time span.

d
Organism W existed over a shorter period of time than did Organism X.

Answer 1

Answer:

Organism W existed much before Organism Y.

Explanation:

Answer 2

Answer:

organism w will

Explanation:

organism W will exist before organism Y