Which of the following abbreviations may be mistaken for the number "2"?
U
IU
MS
@
@
Rationale: The abbreviation "@" may be mistaken for the number "2". This abbreviation, which means "at", should be avoided, and the word "at" should be written out instead.
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For which of the following reasons are newborns, infants, and the elderly more readily affected by the heat than other age groups?
A) Faster metabolism B) Inadequate salt intake C) Increased body mass D) Poor ability to regulate body temperature
What does the author suggest the future holds?
A) significant problems after the Supreme Court made the expansion of Medicaid optional B) healthy expansion along the lines of Social Security, which started small and grew big C) fairly clear sailing after the Supreme Court's 5-4 decision in favor of the law D) hard work to protect a law that does not deliver big tangible benefits for years to come