B1: ({0, 1, 2….(n-1)}, xm) where xn stands for “multiplication-mo – McqOptions

MCQOPTIONS

1.	B1: ({0, 1, 2….(n-1)}, xm) where xn stands for “multiplication-modulo-n” and B2: ({0, 1, 2….n}, xn) where xn stands for “multiplication-modulo-m” are the two statements. Both B1 and B2 are considered to be __________
A.	groups
B.	semigroups
C.	subgroups
D.	associative subgroup
Answer» C. subgroups

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