Matter is a. the amount of energy contained within an object b. a measure of the force gravity exerts on objects c. something that has mass and occupies space d. a measure of an object's inertial force

a small object of mass 3.66 g and charge -17.6 µc is suspended motionless above the ground when immersed in a uniform electric field perpendicular to the ground. what are the magnitude and direction of the electric field?

where’s the list ? the question is incomplete