英语翻译
When he was 22 years old,Xiao Ming ran across the United States,from the east to the west.He started running in Boston on April 1.He stopped running in Los Angeles.He ran 5,150 kilometers,that's about 26 kilometers each day.How long did it take Xiao Ming to run from Boston to Los Angeles?
A.Six and a half months,more or less.
B.More than two hundred days.
C.almost twenty-five week.
D.Less than half a year.