Acertain federal agency employs three consulting firms (a, b, and c) with probabilities 0.40, 0.35, and 0.25, respectively. from past experience it is known that the probabilities of cost overruns for the firms are 0.05, 0.03, and 0.15, respectively. suppose a cost overrun is experienced by the agency. i. the probability that the consulting firm involved company c is: a) 0.25 b)0.0375 c) 0.5515 d)noneii. the probability that it is company a: a)0.40 b)0.2941 c) 0.02 d) none