Background formula checking is the process in excel that enables it to review continually the whole file for formula errors. This also functions while you are creating and entering new formulas in cells. When an error is found certain codes shows on the cells.
Answer: Quick Access Toolbar
The Quick Access Toolbar is located to the right of the Microsoft Office Button . It contains commands that are used most often, for example Redo, Undo and Save.
Explanation:
It is the 'backstage' in which you can <span>save, select a template, change document properties, and close or exit excel</span>
<span>B. Efficiency
(</span><span>effective training </span><span>techniques)</span>