Answer:
B. The urn is "a friend to man" because it teaches people that there is beauty in truth and truth in beauty.
Step-by-step explanation:
The phrase "a friend to man" in line 48 of "Ode on a Grecian Urn" is best explained by:
In this line, the poet is suggesting that the Grecian urn is a friend to humanity because it imparts a profound and enduring truth: the concept that beauty and truth are interconnected and that they form a timeless, harmonious union. This interpretation aligns with the thematic elements present in the poem and Keats's exploration of the relationship between art, aesthetics, and truth.