Cuales son las posibles respuestas del origende la vida

Explain how the political influence of african americans leaders became weaker.

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

What is the problem in this article? what solution does the article propose?