In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The quest for a __(1)___ life engrosses every human being on this earth. Everyman tends to define a happy life in a __(2)___ individualistic fashion. __(3)___have attempted to define a happy life in various terms. Hedonists have a __(4)___ notion that happiness lies in the __(5)___ of physical appetites.