It!
2. How can you construct a copy of

Copy of what?

Step-by-step explanation: If its the number two, multiply it by one or two again to get 2 2's and so you get four

i believe that the answer is

b. y-1=-2(x-4)

hope this !

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.