Scientists hypothesize that there are no dinosaurs alive today because a) an ice age froze all of the dinosaurs. b) they were killed when a large meteor hit earth. c) they could not adapt a new environment to avoid extinction. d) mammals out-competed the dinosaurs for food and living space.

a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be?

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harry byrd declared organized resistance by southern states would prevent racial integration.