You plan to pass alpha particles through a field that contains a consistent type of particle. Which configuration will result in the largest deflection of alpha particles?

low-energy alpha particles passing through a field of low mass-number-particles
low-energy alpha particles passing through a field of low mass-number-particles

high-energy alpha particles passing through a field of high mass-number-particles
high-energy alpha particles passing through a field of high mass-number-particles

high-energy alpha particles passing through a field of low mass-number-particles
high-energy alpha particles passing through a field of low mass-number-particles

low-energy alpha particles passing through a field of high mass-number-particles