You find an extrusive igneous rock. it

a) was formed from lava cooling on earth's surface

b) has large crystals from cooling very slowly

c) is made of rock fragments, bone, and sediment

d) was formed from heat and pressure

Rah is completing a school project on the expansion of fast food restaurants across the united states. she finds a map that shows a clear pattern of restaurants beginning in the east and expanding west. this map was most likely created using the technology of