Final answer:
The author describes the Ring in detail to emphasize Frodo's attraction to it.
Step-by-step explanation:
The author's intent in describing the Ring in detail in the passage is to emphasize how appealing Frodo finds the Ring. The passage describes the Ring as plain, smooth, and beautiful, highlighting its allure and preciousness. This helps to convey Frodo's struggle to let go of the Ring, despite his initial intention of destroying it. The detailed description of the Ring's physical qualities helps to deepen the reader's understanding of Frodo's internal conflict.
Learn more about Analysis of author's intent in a passage