Examine the scenario.
A stream of negatively-charged particles is moving to the right in a magnetic field. The particles experience a force downward.
Which situation(s) would result in the particle stream experiencing an upward force?
(Select all that apply.)
A. using uncharged particles moving to the right
B. using positively-charged particles moving to the left
C. using negatively-charged particles moving to the left
D. using positively-charged particles moving to the right