Which answer is the sentence fragment? a. do you enjoy grammar? b. my favorite of all the subjects. c. yes, it's also mine. d. well, that's why you write so clearly!

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).

just to , the answer is b on edge