Which best describe the climate of the Cenozoic? complete ice coverage for the entire era

unusually high temperatures the entire era
early warmth followed by an Ice Age

cold and dry followed by a period of glaciation​

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Explanation:

i think that c)gold was found there

but i am not sure

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.