Please provide solution

The graph of a function y = f(x) is shown. At which point(s) are the following statements true? (Select all that apply. ) E (a) dy dx and day dx2 - are both positive. O B OC OD O E (b) . dy and day dx dx2 - are both negative. JA OB OC OD DE (c) y is negative but is positive. dx dx2 O A B C OD OE