c++

Which of the following is not a good example of a hierarchy likely to be modeled by inheritance?

Select one:

a.Airplanes

b.Prime numbers

c.Animals

d.Geometric shapes

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What does the following statement declare?int *countPtr, *count;

Select one:

a.object of type int

b.The declaration is invalid

c.One pointer to an int and one int variable

d.Two pointer variables.