only use the R base library

Question 4 Using your own character vector containing the full names of ten construction workers, produce codes to solve the following problems, sequentially: (a) First, arrange the names in alphabetical order (2 marks) (b) Next, remove any spaces in each worker's name (2 marks) (c) Then, trim each full name resulting only in the first 15 characters (2 marks) (d) After that, assign a worker's ID number based on the sorted sequence of names and associate each ID with the names in a data frame (2 marks) (e) Finally, save the record in comma separated value file (2 marks) [TOTAL 10 MARKS]