“We ______ other possibilities too, such as murder. We ______ until we find convincing evidence.”said Detective Sam Peterson.

A. had looked at; wouldn’t give up      B have looked at; don’t give up

C have considered; haven’t given up     D. have been looking at; won’t give up

土地管理部门对受理的土地权属争议案件达成调解协议的应写调解书，以下不属于该调解书应包括的内容是( )。

A．当事人的姓名
B．争议的主要事实
C．调解费用
D．协议内容