A Geiger-M Ller Counter Measures Radiation by Detecting

A Geiger-M ller counter measures radiation by detecting

A) cations produced from radiation colliding with phosphor gases.
B) alpha and beta particles as they strike a detector window.
C) the increase in temperature when a gas is struck by radiation.
D) flashes of light emitted from a phosphor affected by radiation.
E) electrons released when gas atoms are ionized by the radiation.