A bank would like to know if its customer service process is capable of meeting its promise of waiting time specications between 66 and 62. If the mean waiting time is estimated to be 63.00 minutes for the process. The standard deviation of the processes is 0.55. Calculate Cpk? ls Bank's process capable? O a. 0.61, Not Capable O b. 1.11, Not Capable O C. 1.00 0 d. 0.77, Capable 0 e. 0.97, Not Capable