Final answer:
The file 'myBook.xls' is a workbook.
Step-by-step explanation:
The subject of this question is Computers and Technology and the grade level is High School.
The file path C:UsersDoeDocumentsmyfilesmyBook.xls suggests that we are dealing with a file located in the 'Documents' folder of the user named 'Doe' on their computer. In this case, 'myBook' is referring to a specific workbook.
A workbook is a file that contains one or more spreadsheets. It is commonly used in spreadsheet software like Microsoft Excel. A workbook can consist of multiple sheets or tabs, each of which can contain data, formulas, and charts.