I believe it would be the Umbilical Region
Answer: [A]: cortisol .
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</u> <u> Cortisol </u> is a typical corticosteroid.
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Answer:
b haso
Explanation:
because there a good match
Closure Property. The closure property means that a set is closed for some mathematical operation. ... For example, the set of even natural numbers, [2, 4, 6, 8, . . .], is closed with respect to addition because the sum of any two of them is another even natural number, which is also a member of the set.