In a file extension, it tells what type of file it is and tells what compiler to run the code.
        
                    
             
        
        
        
Yes this is true . But evidence is better when it’s true
        
             
        
        
        
The Answer is toolbar.
<span>The mini or small toolbar contains frequently used formatting commands that are displayed when selecting text or objects with the mouse.
Toolbar is also known as Ribbon. It is present in computer interface design. We can see toolbar in many softwares like Microsoft office suite, web explorer, designing softwares etc. it is mostly present under the menu bar and it has many options.</span>
        
             
        
        
        
Answer : communicate is the answer.