In Electron Diffraction, an Electron Moving at Speed V

Multiple Choice

In electron diffraction, an electron moving at speed v << c acts like

A) a particle with momentum mv.
B) a particle with position coordinate v/t.
C) a wave with wavelength v/t.
D) a wave with wavelength h/mv.
E) both a particle with position coordinate v/t and a wave with wavelength v/t.