Two events XXX and YYY are such that P(X)=0.4P(X)=0.4P(X)=0.4 and P(Y)=0.5P(Y)=0.5P(Y)=0.5. If P(X∣Y)=0.3P(X|Y) = 0.3P(X∣Y)=0.3, what is P(Xc∪Yc)P(X^c \cup Y^c)P(Xc∪Yc)?
0.75
0.85
0.90
0.15