—What did you do yesterday evening? 

—I wrote ________ composition.[ ]

A. a 800-words

B. an 800-word

C. an 500-word

D. a 400- words

列检作业场对车站通知的因棚车漏雨、透光以及调车、装卸作业中发生铁路货车损坏丢失等故障，应及时派员确认，按照规定处理。