please help me po ate/kuya ngayon na po please please please please please please ate / kuya please

A.Chooce the letter of the correct answer.

1.where is the gravitationa force directed as you stand on the floor?
A.upward
B. forward
C. backward
D. downward
2.which if the following equals the force exerted by the Earth on you?
A. your mass
B. your weight
C. half your mass
D. half your weight
3.which of the following shows the presence of friction?
A. cars continuously roll down hills
B. things fall on smooth surface
C. people stay in place as they move
D. cars stop when the driver steps on the brakes



​