Identify which choices would be considered descriptive statistics and which would be considered inferential statistics. On the last three Friday evenings, City Hospital diagnosed a number of heroin overdoses. There were four on January 14, 20XX, two on January 21, 20XX, and six on January 28, 20XX.

a. "City Hospital averaged four heroin overdoses in their ER for the last three Friday evenings."

b. "City Hospital never has more than six heroin overdoes on Friday evenings."

c. "Friday nights are the busiest time for heroin overdoses at City Hospital."