Tyler has created a spreadsheet to keep track of his customers for his house-sitting business. In the spreadsheet, he includes the owners’ names, addresses, phone number, and number of days his services are needed.

Tyler wants to include the years that each client has been with him. He wishes to insert a new column called “Year” between Column C (Phone Number) and Column D (Number of Days ). To do this, Tyler selects ____.

a. Column C, then clicks the Insert button in the Cells group

b. Columns C and D, then clicks the Insert button in the Cells group

c. Column D, then clicks the Insert button in the Cells group

d. Columns C and D, then clicks the Insert Column Between button in the Cells group