Which of the following statements is true about the above script?

A$)$ df is an abbreviation for "data format".

B$)$ pd is an abbreviation for the Numpy library.

C$)$ Dataframe is a function of the Numpy library.

D$)$ The code calls the Numpy library.

E$)$ For the pandas pivot table there needs to be the same number of data po for each of 'Crop', 'Season' $,$ and 'Price.$\text{'}$