Plzzzz help

Which of the following best describes water as a resource?
A the amount of water on Earth is always increasing, and demand is increasing
B. the amount of water on Earth is always increasing, and demand is decreasing
C. the amount of water on Earth is staying the same, and demand is increasing
D. the amount of water on Earth is staying the same, and demand is decreasing
Please select the best answer from the choices provided
A
B
С
D