Answer:
option (d) striving for superiority; style of life
Explanation:
In accordance to the Adler's theory for personality and personality types, the striving for superiority is the reason behind the personality as explained by the Alfred Adler.
And, style of life represents form of personality.
Hence, the correct option for the given question, that appropriately fills the blank is option (d) striving for superiority; style of life
