The Behaviour Change Wheel (Michie, Van Stralen & West, 2011)

The Behaviour Change Wheel (Michie, van Stralen & West, 2011) is underpinned by the COM-B model which suggests that behaviour occurs as an interaction between which three necessary conditions?

A) Capability, opportunity, motivation - leading to the behaviour.
B) Capacity, opportunity, motivation - leading to the behaviour.
C) Capability, opportunity, mastery - leading to the behaviour.
D) Capacity, opportunity, mastery - leading to the behaviour.