If you spray on deodorant you can find out how fast it comes out of the can of you know the relative pressure inside the can. supporting a full can of deodorant has an exit velocity of 42 feet per second, use the formula below to find the relative pressure inside the can

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.