电压互感器哪一侧应装设隔离开关和熔断器，以防止在运行和检修中电压互感器反馈送电造成事故（）。

A.一次侧

B.二次测

C.一次和二次两侧

信用证中采用下列交货术语表示装运时间，《UCP600》规定银行将不予置理_______。( )

A．Shipment ASAP

B．Shipment within 30 days after receipt of LC

C．Shipment during April

D．Shipment not later than Jan 31