—I heard Backstreet Boys would sing at the New Theater.  

— Where did you _______?[ ]

A. pick that up

B. put that up

C. make that up

D. take that up  

生产经营单位进行爆破、吊装等危险作业，应当安排专门人员进行现场安全管理，要确保操作规程的遵守和安全措施的落实。