Look at the charts below. Which chart does each sentence describe? For each sentence choose one letter（A-E）.

The charts below show company sales. Which chart does each sentence describe? 

Sales didn't change from 1998 to 2000. ​
There was hardly any change in the sales throughout the period except for a slight rise on 1999. 
Sales fell in 1999 and rose again to reach the 1998 sales. 
Sales increased steadily from 1998 to 2000. 
Sales fluctuated from 1998 to 2000.