Ann-Margret brought George Burns along to see Peter perform. George Burns was older than the century, older than time.
To Peter, George's date with Ann-Margret represented Hollywood's last gasp of
glamour. The star of Kitten with a Whip also liked Peter. "I remember someone had
said something about me," Ann-Margret would explain in her Hollywood-mystic
whisper, "and he got after that person. And I said thank you for standing up for
me.

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).

1)a

2 b

3 d

4 d or b

explanation: