上凉摆放时要注意________搭配、________搭配、________搭配。

A. One or two times.
B. Two or three times.
C. Three or four times.
D. Four or five times.

A. Because the man loves the yellow and blue flowers there.
Because he and his father had a lot of happy memories there.
C. Because the mountain is a good place for hiking and camping.
D. Because the mountain is the favorite place for his family.