The existentialist philosophy adopts an approach that interrogates the individual existence(being) in the inscrutable universe. It was highly inclined towards perturbation concerning extremity, individuality, absurd nature of human life, criticism of the society, etc.
As per the question, the philosophy that 'Hope, Despair, and Memory' reflect would be 'existentialist philosophy' as it proposes a different conviction of man's life but then it advocates nihilism(utter hopelessness as displayed through 'Myth of Sisyphus') relating to the absurdity and futile human existence. Thus, <u>option C</u> is the correct answer.
