What Are the Four Basic Steps to Problem Analysis

What are the four basic steps to problem analysis?

A) admit there are problems, determine the type of problem, find other agencies that have had that problem in the past, borrow a solution from another agency.
B) recognize problems, separate and set priorities, specify the priority problem to be analyzed, test for cause
C) know that a problem is the difference between what is happening and what should be happening, solve the issue, test the solution, see if the problem has been corrected.
D) none of the above