Direction: Choose the letter of the correct answer. Write your answers on the space provided before the number. For numbers 1-5, identify if the given set is a well-defined or not.

A. well-defined B. not well-defined

1. M = (Months in a year}
2. H = {Handsome teachers in your school)
3. Set of even numbers less than 10
4. Set of primary colors
5. P = {planets in the solar system) un Arith its roster form in​