Ageologist finds rocks with dinosaur fossils.

what is most likely the approximate age of the rocks in which the dinosaur fossils were found?

a, 5 billion years old.
b, 70 million years old.
c, 1 thousand years old.
d, 500 million years old.

The images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that . the archaeopteryx and bird have wings, while dinosaurs have limbs. so, it can be concluded that .

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At which location in earth’s interior does the top density continue to increase as thickness decreases?