Susanne and Her Friend, Samira, Are Both Thinking About Going

Susanne and her friend, Samira, are both thinking about going to the gym more often. Susanne thinks that it would be nice to get fit but is not in a hurry to buy a gym membership. Samira has just purchased a membership and is planning to start going to the gym next week. Which stage(s) of the Trans-Theoretical model of behaviour are Susanne and Samira at?

A) Susanne is at Stage 2 (contemplation) ; Samira is at Stage 5 (maintenance) .
B) Susanne is at Stage 3 (preparation) ; Samira is at Stage 4 (action) .
C) Susanne is at Stage 1 (precontemplation) ; Samira is at Stage 3 (preparation) .
D) Both Susanne and Samira are at Stage 2 - contemplation.