The read and feed restaurant wants to know how satisfied their customers are with their service. they printed an internet link to a survey on every receipt, and 150150150 of their customers chose to answer the survey. the data showed that 60\%60%60, percent of the customers were satisfied with their service.
based on this data, which of the following conclusions are valid?

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

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