Which excerpt from Infinite Jest best supports the inference that Hal is extremely intelligent?

a. ‘My application’s not bought,’ I am telling them, calling into the darkness of the red cave that opens out before closed eyes.
b. I believe the influence of Kierkegaard on Camus is underestimated. I believe Dennis Gabor may very well have been the Antichrist. I believe Hobbes is just Rousseau in a dark mirror.
c.‘I am not just a boy who plays tennis. I have an intricate history. Experiences and feelings. I’m complex.
d. My forehead is pressed into parquet I never knew could be so cold. I am arrested. I try to be perceived as limp and pliable. My face is mashed flat; Comp.’s weight makes it hard to breathe.