Diamonds are mined on Earth. There are also laboratory made diamonds. Why would the diamonds found on Earth be considered minerals, and the laboratory diamond would not be minerals?

A) The laboratory diamond is not a crystalline solid.
B) The laboratory diamond has excess luster to be considered a mineral.
C) The criteria for a diamond to be classified as a mineral is that is must be
naturally occurring and not be laboratory made.
D) The criteria for a diamond to be classified as a mineral is that it must be
organic, and the laboratory diamond is inorganic.