The word" courtesy" ( Para. 4 Line 6 ) probably means ______.

A．there is some truth even in the wildest dreams
B．one should take notice of other people's merits
C．there is no order or pattern in world events
D．we should not base our conclusions on accidental evidence

A．dreams cannot be said to be prophetic even though a few have come true
B．dreams are prophetic because some of them did come true
C．dreams may come true ff clearly remembered
D．dreams and reality are closely related