Look at the charts below. The charts below show company profits. Which chart does each sentence describe?

After a small increase in September, there is a sharp fall in October. 
Profits rose steadily from August to October. 
A steady fall in sales during September but increased again in October to exceed the August profits. 

Profits dropped during September but increased again in October to exceed the August profits. 
Profits hardly changed throughout the period ,except for a slight increase in September.