Humanistic psychologists believe that psychological disorders result when

Humanistic psychologists believe psychological disorders result when it is blocked by self or others.

Explanation:

Unlike other approaches to psychology, humanistic psychology considers people as a whole. She sees the individual as a unique being and not a machine that needs to be programmed. It is an approach that understands individuals as thinking beings, with reason and emotion. Humanistic psychology understands that individuals are constantly seeking self-realization.

This segment of psychology focuses on how a person's behavior relates to their inner feelings and how they affect their image. For this, Humanistic Psychology seeks to know the individual in order to humanize their psychic apparatus. Thus, it follows the opposite side of approaches that have the view of the human being as a being conditioned by the external world.

For this reason, we can conclude that humanistic psychologists believe that psychological disturbances arise when they are blocked by themselves or others.

Option b: he gains made by women usually took considerable periods of time.

Explanation: In a study, you would see that the fights for the women's rights are usually really long and in a lot of times are dismissed for long periods of time, until their voice is finally heard (even in the actuality you can see that the movement is still asking for rights, especially in countries less advanced, like in South America).  

So the correct answer seems to be option b, and its correct not only because it's true, you will see it in a study because this is and was a really big problem for feminism.