Pick out the wrong statement.
(A) The X-rays cannot be deflected by electric field unlike cathode rays (B) The intensity of X-rays can be measured by ionisation current produced due to the ionisation of gas by X-rays
(C) The quality of X-rays can be controlled by varying the anode-cathode voltage
(D) Crystal structure of a material can be studied by an electron microscope
(A) The X-rays cannot be deflected by electric field unlike cathode rays (B) The intensity of X-rays can be measured by ionisation current produced due to the ionisation of gas by X-rays
(C) The quality of X-rays can be controlled by varying the anode-cathode voltage
(D) Crystal structure of a material can be studied by an electron microscope