For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible (a) End-of-year stock classification (high yield, medium yield, or low yield) (b) Temperature (in degrees Celsius) (c) Length (in feet) of a roll of plastic wrap advertised to be 30 feet long