7. An intrusion of basalt cuts through a layer of limestone. Which of the following natural processes support the conclusion that the basalt is younger than the limestone? (1 point)
Older layers of undisturbed sedimentary rock light under younger ones
O When overturned, older layers of sedimentary rock can lie under younger ones.
O Magma can move upward and push into existing rock layers
Lava can flow over and cover existing rock layers on earth's surface