[单选题] What is referred to as the "general appearance" in this passage is
A、how many broad windows a room has, through which sunlight might come in
B、the size of a room
C、whether there are beautiful walls in a room
D、what the room looks like
II. Vocabulary and Structure ( 15 points)6[单选题] __________John Adams who in 1775 recommended George Washington to be commander in chief of the Continental Army.