What is true about the difference between a mineral and a rock? Select one: a. A mineral is required to be naturally occurring, but a rock is not. b. A rock is required to be naturally occurring, but a mineral is not. c. A rock is generally made up of an aggregate of minerals, but this is not a requirement. Rocks can also be made up of non-mineral matter.

What is the difference between the cultures of central asia and the caucasus region? the majority of people in central asia are muslim; the majority in the caucasus region are christian. the primary language in central asia is armenian; the primary language in the caucasus region is russian. central asia has been plagued by ethnic unrest; the caucasus region has had little ethnic conflict. the effects of soviet rule can still be seen in central asia; the caucasus region has developed its own identity since the fall of the ussr.