questions below:

\fdv Draw a dependency diagram, and write a chain rule formula for , where v = f(x,y), x = g(r), y = h(r). (. . . Choose the correct dependency diagram below. O A. O B. O C. v = f(x,y) v = f(x,y) V(f) dv ov av dv ax ax dy V x(r) y(r) X y Ov ay ox dx dy ar ay dr X 4 x(x,y) Choose the correct chain rule formula. O A. dv ov dx ov dy dr dx dr dy dr O B. dv ov dy ov dx dr ax dr dy dr O C. dv ov dx ov dy dr ax dr dy dr O D. dv av dx ov dy dr dx dr dy dr