—Could you tell me _________? 

— You can take No. 16 bus.[ ]

A. how can we get to the Olympic Park

B. how we can get to the Olympic Park

C. how did we get to the Olympic Park

D. how we got to the Olympic Park

新建冷库应选择能效比较高的制冷系统，不易选择已经淘汰的高能耗的制冷系统。（）