Final answer:
The sentence with an allusion is the one mentioning modern day Adonis and Zeus, which are references to Greek mythology used to highlight the individual's exceptional beauty.
Step-by-step explanation:
The sentence from the passage that contains an allusion is "with every step he took, it was as if this modern day Adonis was created by Zeus himself." An allusion is a reference to a well-known person, place, event, literary work, or work of art, often used to convey deep meanings or associations without lengthy explanations.
In the sentence, there is a reference to Adonis, who is a figure from Greek mythology renowned for his beauty, and Zeus, the king of the Greek gods. These mythological references are used to emphasize the extraordinary presence and beauty of the individual being described, suggesting an almost divine quality.