1. Which of the following illustrates a function? (MELC: Represents real-life situations using functions, including piecewise functions.) A. The pairing of a person to his/her Philhealth number. B. The pairing of mother to her children. C. The pairing of an author to books wrote. D. The pairing of a person to his/her citizenship.
Answers & Comments
C. Pairing of an author to books wrote