When making a digital animation of a person running on a sidewalk in a scene, which parameter would be an initial condition? the maximum range of motion in the person's ankle the coefficient of fricti

When making a digital animation of a person running on a sidewalk in a scene, which parameter would be an initial condition?the maximum range of motion in the person's ankle

• the coefficient of friction between the person's foot and the sidewalk
• the position of the person's feet
• the mass of the person