Prior to reefing, it is possible to de-power the sails by any or all of the three methods: Decreasing the sail's angle of __________, adding __________ and flattening the sails. {Ans: Attack, Twist}To flush the marine head, first pump in some water, then pump sufficiently to ensure the waste reaches the __________ __________. {Ans: Holding tank}When sailing downwind, a __________ holds the boom to leeward to stop it swinging around in lumpy seas and to prevent an accidental __________. {Ans: Preventer, Jibe}When bringing provisions on board, leave the cardboard boxes or plastic bags behind as they might contain insects and their eggs. {Ans: Cardboard Boxes}Should you be involved in a boating accident, you are required to make a formal report to the USCG if injuries are beyond __________ __________ or damages exceed __________. {Ans: First Aid, $2,000}When you have finished using the propane stove, first turn off the __________ __________ and let the gas in the line burn off before you turn off the burner. {Ans: Solenoid Switch}