The function that could be the function h is option A.
What is a Rational Function?
This refers to the type of function that can be defined by a rational fraction and contains polynomials.
Hence, we can see that option A is correct because x²+16 never turns 0, and this makes this function continuous and both the numerator and denominator are both polynomials of the second degree.
Read more about rational functions here:
https://brainly.com/question/1851758
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