the first row in a table is classed as the header row. 
and with the last one I'm not sure because as far as I know there's not considered a last row. 
 
        
             
        
        
        
Answer:
To select nonsequential cells, click the first cell, hold down the Ctrl key, and click each additional cell (or row or column) you want to select. To selectthe entire worksheet, click the small box located to the left of column A and above row 1. Optionally, you can selectall cells in a worksheet by pressing COMMAND+A...... 
To select all cells on a worksheet, use one of the following methods:
Click the Select All button.Press COMMAND+A. Note If the worksheet contains data, and the active cell is above or to the right of the data, pressing COMMAND+A selects the current region. Pressing COMMAND+A a second time selects the entire worksheet.
 
        
             
        
        
        
No I have not had that do that to me before It has always loaded my ads and sent me right back to the answer 
 
        
                    
             
        
        
        
Answer:
I think it's  B) templates
       
                    Sorry if it's wrong I'm not sure!!
Explanation: