Answer: workbook
Explanation:
A workbook is the file that holds several worksheets.
The worksheets within a workbook can communicate with each other within the workbook or with other workbooks and their worksheets.
A worksheet within a workbook holds cells that are defined by rows and columns. Worksheets within a workbook can removed and new worksheets can be added.
Answer: D
Explanation:
It is not A or C because the "d" in "Divide" is capitalized and the d is lowercase in calling the function. Therefore the answer is D (the last choice) because numA / numB (30 / 5) equals 6.