Total number of equivalence relations defined in the set \[S=\{a,b,c\}

1.	Total number of equivalence relations defined in the set \[S=\{a,b,c\}\] is:
A.	5
B.	3!
C.	\[{{2}^{3}}\]
D.	\[{{3}^{3}}\]
Answer» B. 3!

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Total number of equivalence relations defined in the set \[S=\{a,b,c\}\] is:

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