LOGIN to foxr account Student foxr zappaf 1. Variables store values. Environment variables are variables defined by a script but the user can also define them. To output all environment variables, enterthe env command. of these variables? PWD, HOME, USER, HOST, PS a. What are the values of each b. To create a variable, type name value where name is the variable name and value is the value you want to store there. The value should either be a string, in which case it can contain any characters desired, or an integer. If you use a string which contains any spaces, enclose the string in either orWe will use at least for now. Establish two variables, FIRST and LAST to store your first and last names. What commands did you enter? c. To output the value of a variable, use echo SVARNAME as in echo $HOME or echo FIRST. Write a single echo statement to output the values stored in FIRST and LAST What command did you use? Ifa blank space did not appear between the two names, how would you ensure that the output had a space between the first and last names? What echo command would you use to output your first, last names, user name, and your home directory d