Math satistics

Write the set in set-builder notation. {9, 12, 15, 18, ..., 39} O A. {x | x is a multiple of 3 greater than 9} O B. {x | x is a multiple of 3 between 6 and 42} O C. {x | x is a multiple of 3 between 9 and 39} O D. {x | x is a multiple of 3}