Every host and router on the Internet has an IP address, which encodes its

A． host number

B． host number and socket

C． network number

D． host number and network number

以下哪些情况下交强险投保人可以解除合同？（）

A.依法注销登记

B.车辆推定全损

C.车辆办理停驶

D.被证实车辆丢失