A Free Electron in Motion Along the X Axis Has

Multiple Choice

A free electron in motion along the x axis has a localized wave function.The uncertainty in its momentum is decreased if:

A) the wave function is made more narrow
B) the wave function is made less narrow
C) the wave function remains the same but the energy of the electron is increased
D) the wave function remains the same but the energy of the electron is decreased
E) none of the above