1. Use either pico, vi, or car to create the following file and name it as "mysedfile": Name Class1 Class2 Class 3 Tom 92 94 88 Nancy 91 88 95 Lisa 99 90 96 Jerry 85 98 90 2. Please use sed command(s) to complete the following tasks. a) display Nancy's record. b) display Jerry's record. c) display both Nancy's and Jerry's records. d) remove the blank line(s) from mysedfile." e) replace all the digits with