NEED HELP ASAP‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️❗️❗️❗️❗️❗️❗️❗️ SHOW WORK OR IF NOT BE ACCURATE WITH THE ANSWER ‼️‼️‼️‼️‼️‼️


What does Step III in the diagram below illustrate?