Write an equivalent expression with positive exponents only.

x Superscript 4 Baseline y Superscript negative 2
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Question content area right
Part 1
Which choice is​ correct?
A.left parenthesis xy right parenthesis squared
left parenthesis xy right parenthesis squared
B.StartFraction x Superscript 4 Over y squared EndFraction
StartFraction x Superscript 4 Over y squared EndFraction
C.xy squared
xy squared
D.StartFraction 1 Over x Superscript 4 Baseline y squared EndFraction
StartFraction 1 Over x Superscript 4 Baseline y squared EndFraction

C. xy squared