Can you help with questions 3 and 4?

D Question 3 1 pts Given the premise set I = {p, q, r, s} and 4 = (p V q) Ar , what is the degree of essentialness of s for the argument (I, ) ? D Question 4 1 pts Given the premise set I - {p, q, r, s} and 4 = (p V q) A r, what is the unweighted upper bound of the uncertainty of the conclusion , if the probability of each element of I is 0.9