多项选择题 ABC CO.HAS A WA(3% FRANCHISE)POLICY.WHICH OF THE FOLLOWING LOSSED ARE COVERED( )A.12%OF THE GOODS ARE THROWN OVERBOARD TO SAVE THE SHIPB.3% OF THE GOODS ARE RUINED BY A HEAVY STORMC.1% OF THE GOODS ARE RUINED BY A HEAVY STORM

问答题 机器人手部一般用（    ）式机械接口与手腕相连接，手部可以更换。

单项选择题 某县政府为鼓励县属酒厂多创税利，县长与酒厂厂长签订合同约定，酒厂如果完成年度税收100万元的指标，第二年厂长和全厂的职工都可以加两级工资。该合同属于什么性质的行为( )A.双方民事法律行为B.无效民事法律行为C.附条件民事法律行为D.不属于民事法律行为