A single Excel file is called:
AWorksheet
BWork book
CSheet tab
DDocument
Answer:
B. Work book
Read Explanation:
Workbook: An Excel file is referred to as a "Workbook." It serves as a container that can hold one or more worksheets.
Worksheet: This is a single spreadsheet within the workbook. It is the grid where you actually enter data. A workbook usually starts with one sheet (Sheet1) by default.
Sheet tab: These are the tabs located at the bottom of the Excel window that allow you to switch between different worksheets.
Document: This is the general term used for files created in Microsoft Word, not Excel.