A- Copy and pasting is just a quick way to transfer data instead of typing on a device. You can use these feature "copy and paste" on devices such as the following- (Computer, Tablet, and Phone)
B- There are different ways to copy on paste depending on the device that us being used.
Computer- When wanting to copy and paste something put your arrow over the beginning of the word, and left click on the mouse then drag and hold the left click while hovering over the word you want to copy and paste. After that right click which then should show a box of words. Click on "Copy" after that you have successfully copied a word! If you want to paste just go to a place where you can type and click right click on your mouse then a box should show. Click on "Paste" you should the. see your word appear!
Tablet/Phone- Using a tablet and phone is typically the same thing. First go to the word you want to copy or paste. Then you put your finger on the word for a second, and then a few boxes should appear. Click on the "Copy" box. After that go to a place where you can type. Now you press your finger on the place you want it to be. A few boxes should appear, so click on the "Paste" box and BOOM! Your word should appear.
Important Uses of Copy and Paste-
There are ma y good and dandy ways to using copy and paste. You will most likely use it to paste really long sentences, or when citing a source you can use it for that!