mark just started an exercise program. to which part of the target heart rate rang should he aim to exercise at

there are no correct statementd on the list of choices you provided.

the answer is 3.1 his answer is wrong mines is right

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods