The Williamson ether synthesis involves treatment of a haloalkane with metal alkoxide. Which of the following reactions will proceed t0 give the indicated ether in highest yield? Reaction pair #I: CH3 CH;CHzCHOK CH3 OCHCHZCH3 KCI CH3 CH;CHZCHCI CH3 OCHCHZCH3 Ok KCI Reaction pair #2: CH3 CH3 (a) CH;CHzCHOK CH;CHzCI CH;CHCHOCH_CH3 KCI CH3 CH3 CH;CHZCHCI CH;CHzOK CH;CHZCHOCHZCH3 KCI