Why is there little purpose in showing somebody at the pre-contemplation or contemplation stage how to change their beha

[answerhappygod]

Why is there little purpose in showing somebody at the
pre-contemplation or contemplation stage how to change their
behaviour?
Select one:
a. they most likely lack the motivation to change their
behaviour
b. because they lack self-efficacy
c. they have not yet reached the action stage
d. both (a) and (c)