Take into account that the original value $40 is the least value of the price of the stock. Then, the first statement is true.
You can notice that between year 8 and year 9 there is a minimum of the function and so, after this time, the price of the stock increases again.
Then, the third statement is true.
You can notice that for year 3, there is a maximum of the price, which means that before this time the price was increasing. Then, the fourth statement is true.
For year 11 the price of the stock is $150, and the price for the relative maximum is more than $140 but less than $150. Then, the fifth statement is true.
