How many necklaces of 12 beads can be made from 18 beads of various colours ?

 How many necklaces of 12 beads can be made from 18 beads of various colours ?

A). [118 x 13!] / 2

B). [110 x 14! ] / 2

C). [119 x 13!] / 2

D). [110 x 12!] / 2

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