Which of the Following Is an Example of a "Problem

Which of the following is an example of a "problem" question that might be used in the SPIN approach?

A) "How many different brands of cereal does your convenience store sell?"
B) "Has your business outgrown your current facility?"
C) "Do you eat out with your family often?"
D) "Do you like to go to NASCAR races?"
E) "How many accountants do you employ?"