Find the average rate of change of the function over the given interval. y=√3x-2; between x= 1 and x=2 What expression can be used to find the average rate of change? OA. lim h→0 f(2+h)-1(2)/h b) lim h→0 f(b) -f(1)/b-1 c) f(2) +f(1)/2+1 d) f(2)-f(1)/2-1