JEE Main 2009Annual, Paper 1MathematicsEasySets, Relations and Functions168× since 2002If A,BA, BA,B and CCC are three sets such that A∩B=A∩CA \cap B=A \cap CA∩B=A∩C and A∪B=A∪CA \cup B=A \cup CA∪B=A∪C, then :AOption A. A=CA=CA=CBOption B. B=CB=CB=CCOption C. A∩B=ϕA \cap B=\phiA∩B=ϕDOption D. A=BA=BA=BCheckSkip · show solution