During a certain trip, a car traveled at an average speed of 75 km/hr. Would it be possible to attain such an average speed if the car never had an instantaneous speed of more than 75 km/hr

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.