I (a∩b)∩(b∩c)
II C (a∩b)((a∩b)∩(b∩c))
III C (a∩c) ((a∩b)∩(b∩c))
IV C (b∩c) ((a∩b)∩(b∩c))
V C A ((a∩b)u(a∩c))
VI C C((a∩c)u(b∩c))
VII C B ((a∩b)u(c∩b))
VIII CU((a u b)u c) u (a∩c)u (b∩c) u
I (a∩b)∩(b∩c)
II C (a∩b)((a∩b)∩(b∩c))
III C (a∩c) ((a∩b)∩(b∩c))
IV C (b∩c) ((a∩b)∩(b∩c))
V C A ((a∩b)u(a∩c))
VI C C((a∩c)u(b∩c))
VII C B ((a∩b)u(c∩b))
VIII CU((a u b)u c) u (a∩c)u (b∩c) u