What did the philosophers of the Middle Ages describe psychology?

Which of the following orientation falls under the post convention level of Moral Development Theory propounded by Kohlberg? 

In the two-factor principle of Spearman, the third factor is -

Who is the founder of Behaviouristic school of Psychology?

Who has the statement "Education is the process by which the behavior of an individual is changed"?

A weak student, who is poor in academics may compensate in games. What type of compensation is this? 

Adolescence behaviour and attitude is affected most by -

Which change is done by psychology?