First Question: 80% of people like dogs and 60% of people like cats. 90% of people like at least one of the two animals. What is the probability that a person likes both cats and dogs?

Second Question building on the last one: The two events "liking cats" and "liking dogs" are: A. disjoint but not independent B. independent but not disjoint C. disjoint and independent D. neither disjoint nor independent