Two classes of students line up for a tug of war. If both classes have the same number of students on a team, what other factor is very important so one team can win?

Responses

Atotal mass of each team
total mass of each team
Bcondition of the ground
condition of the ground
Cage of students on each team
age of students on each team
Dheight of students of each team

has to be one of the ansers above