Answer:
[C] To square a number, multiply the number by itself.
Step-by-step explanation:
To square a number you multiply it by itself.
Let's go through all answer:
[A] A perfect square is a number whose square root is, an even number.
Explain for [A]:
It incorrect because perfect squares can be odd or even
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[B] The inverse of squaring a number is to divide the number by 2.
Explain for [B]:
It incorrect because square roots are made by multiplying the number to itself.
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[D] All of the above
Explain for [D]
Know that [A] and [B] is wrong you can know that [D] is 100% wrong.
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Lenvy~
