The radiometric dating of an igneous rock provides a. the date the rock was eroded b. the date of earth’s formation c. the date of the rock’s formation d. the relative age of the rock

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.