Tick the statement which is not correct ( a) When a beam of light is passed through a colloidal solution, the path of light gets illuminated ( b ) when an electric current is passed through a colloidal solution , colloidal particles move towards the oppositely charged electrodes. ( c ) when an electric current is passed through a suspension , particles move towards the oppositely charged electrodes. ( d ) when an electric current is passed through an electrolyte solution , particles move towards the oppositely charged electrodes.