What are 3 most common Operating systems

Microsoft Windows, Mac OS X, and Linux

Explanation:

Is this the answer you want or is it something else?

Microsoft Windows, MacOS, Linux

Explanation:

These are the most common types.

you already know many words that you use every day as part of your writing and you probably also know that certain words fit better in certain situations. tonight she will , sit) down and , write) a cover letter to when writing, you need to choose the correct word according to its spelling and

hi, you. i think this we be deleted because it's a invalid question.

(i suggest no to do this in the