Despite the bad weather, the garden party last night turned out _____ success. We sang and danced

until it came to _____ end at 12:00. [ ]

A. a; an

B. a; the

C. the; an

D. /; an

博鳌亚洲论坛于（）年2月在海南省（）市万泉河入海口的博鳌镇宣布成立。