You have a huge box of animal crackers containing plenty of each of 10 different animals.
(a) how many ways could you give 6 children one animal cracker each?
(b) how many ways can you give 6 children one animal cracker each so that no two children get the same animal?
(c) how many ways can you give out 6 giraffes to 10 children?

step-by-step explanation:

hunhgunyt7 in u uuuhiuteu

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.