Final answer:
The subject of the question is English at a High School level. The question relates to analyzing and understanding a poem by A. Housman called 'Loveliest of Trees, the Cherry Now' which reflects on the passing of time and the beauty of cherry trees in bloom.
Step-by-step explanation:
The subject of the question is English and it is most likely from a High School level English class. The question appears to be related to analyzing and understanding a poem called "Loveliest of Trees, the Cherry Now" by A. Housman. The poem describes the beauty of cherry trees in bloom and reflects on the passing of time.