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Social Studies, 10.09.2019 20:10 ariqueen

Rina is training for a triathlon, a timed race that combines swimming, biking, and running. consider the following sentence: rina has only 20 hours this week that she can devote to training. each hour she spends swimming is an hour that she can't spend biking or running. which basic principle of individual choice do these statements best illustrate?

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Rina is training for a triathlon, a timed race that combines swimming, biking, and running. consider...
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