Use ?, ?, ?, or both ? and ? to make a true statement.{a, b} 
{z, a, y, b, x, c}
A. ?
B. ? and ?
C. ?
D. ?
Answer: B
Mathematics
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Rewrite the expression with a positive rational exponent. Simplify, if possible.9-3/2
A. 
B. 
C. - 
D. - 
Mathematics
Solve.-8t + 4 = 9 - 6t
A. {- 
}
B. {- 
}
C. {- 
}
D. {
}
Mathematics
What is one of the most common reasons that a board of directors chooses a new CEO from outside the organization?
A. Board desires to continue the strategies of the previous CEO B. There are no insiders who are qualified to be CEO C. Board desires to change the firm's strategies D. None of these
Mathematics
Consider an election with three candidates with the results: (ABC) (BCA) (CBA) 5 3 3 ? Who wins using the pairwise comparison method? ?
A. C B. A C. B D. no winner
Mathematics