Final answer:
Hemingway stresses Santiago's endurance in 'Old Man and the Sea' through physical struggles, mental toughness, and symbolism.
Step-by-step explanation:
In his novel Old Man and the Sea, Ernest Hemingway emphasizes the endurance of Santiago through various narrative techniques. One way Hemingway stresses Santiago's endurance is by depicting his physical struggles and challenges as he battles against the marlin. The author also highlights Santiago's mental and emotional toughness, showing how he maintains his determination and hope despite his hardships. Additionally, Hemingway uses symbolism, such as Santiago's relationship with the sea, to illustrate the enduring spirit of the protagonist.