Select and Mask in Photoshop 2021

In this photoshop tutorial for beginners, we show you how to mask. We will detail how to use various photoshop tools in order to select and mask a certain subject. Stick around until end in which we demonstrate how to remove a background and how to cut out hair. What other photoshop basics do you want us to cover?
What are select and masks?
Lasso Tool
Quick Selection Tool- Magic Wand Tool
Object Selection Tool
Subject Select