The small hours found Mr. Maydig and Mr. Fotheringay outside under the moon.

A. Mr. Maydig and Mr. Fotheringay went up early in the morning and walked under the moon.
B. Mr. Maydig and Mr. Fotheringay saw the moon at the early morning outside their room.
C. The very early morning Mr. Maydig and Mr. Fotheringay walked out of the room and were under the moon.
D. Mr. Maydig and Mr. Fotheringay found that the mall hours were under the moon.