Modify your existing script to execute the following commands. 1) df and route the output to temp8 cat command to display temp8 content 2) Startup Firefox; pause (command to startup Firefox and return to system prompt: (Firefox &) 3) run the ps command; pause 3) kill the Firefox session (kill -9 PID) the command to read and pause for user input is: read -p "what is the current version of Linux on the system?" read -p "Press [enter] to run df command…" df >> temp8 cat temp8 read -p "Press [enter] to start Firefox command…" you will have 4 read -p commands; 1) Run df command and display temp8 content 2) Start Firefox 3) Run ps command 4) Kill firefox using PID ——————————————————— Upload screen shots of each output