e obtained from a random sample of people 16 years and Classification Book Non-book Non- Total reader reader reader C1 C2 C3 Less than 173 267 55 195 $15,000 I1 Household $15,000 to Income $24,999 151 166 17 33 $25.000 to $39 999 163 142 314 13 $40.000 and over 222 90 315 Total 709 665 84 1458 Suppose one of these persons is selected at random, compute P(C2 or 12). Select one: O a. 0.571 O b. 0.497 O C. 0.685 O d. 0.114