单项选择题

1995年与1949年相比,粮食总产量增长了3倍多,年均递增31%。______

A.The total grain output in 1995 more than quadrupled the 1949 figure, of an average increase of 31% a year.
B.The total grain output in 1995 more than quadrupled, comparing the 1949 figure, or an average increase of 31% a year.
C.The total grain output in 1995 more than quadruples 1949, compared with its output figure, or an average increase of 31% a year.
D.1995 and 1949 were in comparison that the former quadrupled the latter in terms of the total grain output figure, or an average increase of 31% a year.