BANAGREGINE20IN BANAGREGINE20IN Math Answered The same object cannot be included in the set more than once hence; every object in a set must bea. Uniqueb. Repeatedc. Doubledd. TripledRepresent the set of all letters in the word using SUAL using roster method. a. [S,U,A,L] b. {S,U,A,L} c. (S,U,A,L)d. /S,U,A,L/