On a Sunday Morning,Tom Sold 300 Cups of Coffee for a Total

Multiple Choice

On a Sunday morning,Tom sold 300 cups of coffee for a total of $750.

A) The $750 is a nominal variable.The 300 cups of coffee is a real variable.
B) The $750 is a real variable.The 300 cups of coffee is a nominal variable.
C) Both the $750 and the 300 cups of coffee are nominal variables.
D) Both the $750 and the 300 cups of coffee are real variables.