The <th> tag defines a header cell in an HTML table.
Header cells - contains header information (created with the <th> element)
Answer: In Word, this will be done in the design layout tab.
Explanation: If you are looking to create the first row of the table as a header of the table in Word you will do it in the Design tab. This tab gives you the option to format the rows, including making the first row the header row.
