Describe the behavior of the graph shown below. у 6 2 X -2 2 4. 6 2 6 OA. As the input increases, the output decreases for all values of x. ОВ. As the input decreases, the output increases at first until it reaches a maximum. After the maximum, the output decreases as the input increases. OC. As the input increases, the output decreases at first until it reaches a minimum. After the minimum, the output increases as the input increases. OD. As the input increases, the output increases for all values of x.​