Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logb 
A. logbx + 5logby + 2logbz
B. logbx + logby5 - logbz2
C. logbx + logby5 + logbz2
D. logbx + 5logby - 2logbz
Answer: D
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