<p>A ball is dropped from a height of 10 m:</p><p><b>a.</b> Its potential energy increases and kinetic energy decreases during the falls</p><p><b>b.</b> Its potential energy is equal to the kinetic energy during the fall.</p><p><b>c.</b> The potential energy decreases and the kinetic energy increases during the fall.</p><p><b>d.</b> The potential energy is zero and kinetic energy is maximum while it is falling.</p>