Pertanyaan

This text is for questions 18 to 20. Most computer users don't take full advantages of the computer mouse. We are only familiar with a mouse wheel's ability to scroll up and down on a page. The fact is, this wheel can also do so much more, as follows. The mouse wheel is not just a wheelIt can also be used as a button. If you press down on the wheelit will act like a third mouse button. The wheel button can be used to open a web page in a tab by clicking the wheel on any link, and can also be used to close a tab by clicking the wheel on any open tab. The wheel can also function to zoom in and out on a web page, word document, excel spreadsheet, etc. Just hold down the 'Ctrl' key and scroll up to zoom in and down to zoom out. Next, hold down the 'Shift' key and scroll down in most internet browsers to go back to the previous web page. Last, a few mouse wheels can be pushed left or right to also move back al).d forward between web pages. (Adopted from: https:/ jwww.computerhope.com/tips/tip32.htm (April 13, 2020)) "If you press down on the wheelit will act like a third mouse button." What does the word 'it' refer to ....