I would like some assistance with the following probability distribution question

Adrian goes to by a STAR (an afternoon newspaper) at 4pm daily. He has a choice of three vendors (Shortie, Bigga and Genna) who may have none ed available at that time. What is the probabilities that none of the three vendors has a STAR available at 4pm given the following independent 1.00 probabilities: Shortie - 0.4; Bigga - 0.7; Carol - 0.25? Select one: O a. 0.850 O b. 0.070 O C. 0.135 O d. 0.175 O e. 0.280Independent of each other, two motorists go to the Swallowfield Depot to have their motor vehicle fitness exam done. The probability that a car passes the exam is 0.75. What is the probability that only one car passes the exam? Select one: O a. 0.5625 O b. 0.3750 O C. 0.1875 O d. 0.1350 O e. 0.0625