Final answer:
The selected details from the passage that illustrate Narcissus’ self-absorption are his absorption in the adoration of a being, the nymph's expression of hopeless love, and his eventual death due to longing for his own reflection.
Step-by-step explanation:
The selected details from the passage that illustrate Narcissus' self-absorption are:
- "Absorbed in the adoration of this strange being who seemed so responsive to his passion and yet so unwilling to allow him near, he forgot to eat or sleep."
- "The nymph, too, was pining away with hopeless love, for her face grew pale and thin, and the deep-shadowed eyes were full of sadness."
- "Finally he grew so sick with longing that he died of his hopeless love without ever knowing that it was no water-nymph whom he adored, but only his own reflection."