Identify the example of formal language.
the papers told about the problems abolitionists were against.
the broadsides were sayin’ somthin’ about all the problems abolitionists were fighting against.
broadsaids were yelling all about the problems they’re tryin’ to prevent.
broadsides exulted the voluminous examples of oppression the abolitionists were fighting against.

Your answer is "Broadsides exulted the voluminous examples of oppression the abolitionists were fighting against."

Explanation: None

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i think i seen this before

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).