Manny Tends to Be Very Passive and Allows People to Take

Manny tends to be very passive and allows people to take advantage of him. What would a humanist MOST likely say about Manny? ​

A) Manny will find it difficult to change because he probably has deep-seated feelings of inferiority.
B) Manny can become more assertive once he begins to feel better about himself and recognizes that he has the ability to fulfill his potential.
C) Manny simply needs to take an assertiveness training class in which he can learn and practice assertive behaviors.
D) Manny should undergo analysis so that he can begin to resolve whatever unconscious conflict is at the root of his passivity.