The principle of uniformitarianism states that rock layers at the bottom are older than rock layers above them sediment spreads out in flat, horizontal layers a cross-cutting feature is younger than the rock layers through which it cuts geologic processes that we observe today occurred in the same way in the past

What change took place in china's southwest region after the communists came to power? a) encouraged by government policies, the economic base of the region changed from agriculture to nòmadic herding. b) the communist government established a special economic zone in the region. c) the leader of the religion practiced in the region went into exile, d) the leader of the religion practiced in the region was executed.