——Someone called you just now.

——I know. But I was busy at that moment. When I called back, there was no     .

A．voice

B．sound

C．answer

D．result

我国海商法规定，由于被保险人的故意，未将本法第二百二十二条第一款规定的重要情况如实告知保险人的，保险人有权解除合同，但须退还保险费。合同解除前发生保险事故造成损失的，保险人不负赔偿责任。