单项选择题

某机场36号跑道长3400m,入口内移100m,停止道长60m,净空道长120m,可用起飞滑跑距离和可用起飞距离各是多少()

A.3400m,3520m
B.3300m,3460m
C.3460m,3400m
D.3460m,3300m