Here is a goal: Cutting the milk carton

Which way makes more sense to accomplish this goal?

Choose from: --Unfold the top of the milk carton pouring out its contents and use tin cutters to cut out a large portion of the carton that includes the top. --Unfold the top of the milk carton pouring out its contents and use scissors to cut out a large portion of the carton that includes the top.
Unfold the top of the milk carton pouring out its contents and use scissors to cut out a large portion of the carton that includes the top.