People who have habitually slept less than six hours a night and then begin sleeping eight or more hours a night typically begin to feel much less anxious. Therefore, most people who sleep less than six hours a night can probably cause to sleep at least eight hours a night.
What this question is testing
Your task
Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.
Common trap
Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.
Winning move
Predict what a right answer must do, then test each choice against the conclusion-evidence gap.
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