please check my answers.

2: how is the graph of y=-6x^2+4 different from the graph of y=6x^2

A: it is shifted 4 units to the left

B: it is shifted 4 units to the right

C: it is shifted 4 units up****

D:it is shifted 4 units down

3: A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation; y=-0.06x^2+9.6x+5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters of the rocket above the ground

how far horizontally from it's starting point will the rocket land? round your answer to the nearest hundredth

A: 4.30 m

B: 160.56 m****

C: 160.23 m

D: 13.94 m