Part a: which of the following identifies the main idea of the text? a scientists have been unable to provide evidence of a a link between isolation and brain development. b while some prisoners react negatively to solitary confinement, the process is necessary for their protection and the protection of others. c solitary confinement is an appropriate response to violent or dangerous criminals, as it is intended to punish prisoners for their actions. d the damage that solitary confinement is speculated to have on mental processes makes it an inappropriate form of punishment for anyone.

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).

some attention getter quotes to support your thesis regarding brain work could be the following: :

a. storage capacity of your brain is virtually unlimited.

b. your brain produces sufficient electricity to light-up a small bulb.

c. different brain circuits are involved with reading aloud or silently.

d. your brain by itself does not feel pain.

e. reading allows your brain to download info directly.

f. brains of two musicians performing together can synchronize.

d. it compares the speaker reflection to a predatory bird that haunts the speaker

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