【判断题】If the parties to a sales contract do not in advance agree upon whether the quantity of goods is determined by gross weight or net weight, it will be determined by net weight.
【判断题】The parties to a contract may decide when risk of loss passed, but if the parties do not specifically agree on such time, the CISG provides rules for them.
【单选题】If the parties to a sales contract do not in advance agree upon whether the quantity of goods is determined by gross weight or net weight, it will be determined by ( ).