please needs both of them as soon as possible 1. Write down the truth table for these sentences:

a (B A) (B A) b.(B A) (B A) c.(B A) (B A) d.(B A) (A B) (B A)

2. Consider the Bayesian network depicted in previous question. How many probability parameters overall are required to represent the joint probability of all random variables with and without considering the Bayesian network for the following two cases, respectively?

a.All variables are binary b.All variables are ternary