In a short story, a young boy plays in the same meadow many times during his childhood. He and his friends feel that the meadow is a magical place where they can use their imaginations. The young boy eventually goes away to college and returns, only to discover that the meadow no longer exists and in its place is a new housing development. He watches the scene with sadness. What are two common literary themes that this story most clearly shows?

A: The determination to succeed and the acceptance of failure.
B: The loss of joy and the regaining of joy.
C: The death of nature and the power of civilization
D: the passage of time and the ritual of the seasons.