As you buckle your seatbelt, safety instructions are broadcast over the inflight system. A stewardess models the actions in sync with the broadcast. You turn to your right. An extremely rotund man is snoring. He looks like he is about to fall onto your shoulder. You look to your left. You see a man with a Mohawk is listening to loud punk music. You can hear it as though your were the one wearing headphones. You sigh and pull up your tray table as instructed. Narrator's Perspective:

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).

common stockholders usually have the right to vote on major issues affecting the company, like mergers and liquidation of the corporation's assets. they also have part ownership of the company which can then be traded on a secondary market (the stock exchange).

explanation: