The Group Got Together at Ted's Apartment to Work Out

The group got together at Ted's apartment to work out a problem. First, they made sure everyone had a clear sense of what the problem was, and then they began to analyze it. Once they analyzed the problem,the group generated some possible solutions. What is going on in this group situation?

A) Group members are effectively going through the decision-making process.
B) Group members are effectively going through the reflective thinking process.
C) Group members are effectively applying the critical thinking method to the problem.
D) Group members are effectively applying the scientific method to solve the problem.