The variable that would be the best choice when Pearce needs to choose a variable to represent the number of wallabies in an exhibit will be D. let w= the number of wallabies on the exhibit.
What is a variable?
It should be noted that a variable simply means a symbol that's used to represent a situation in mathematics.
In this case, the variable that would be the best choice when Pearce needs to choose a variable to represent the number of wallabies in an exhibit so be let w= the number of wallabies on the exhibit.
This is because of the first alphabet used which is w.
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