Match List-$I$ with List-$II$:

List-$I$ (Electromagnetic wave)	List-$II$ (Production)
$A$. Microwave	$I$. Electrons in atoms emit light when they move from a higher energy level to a lower energy level
$B$. Visible light	$II$. Radioactive decay of nucleus
$C$. Gamma rays	$III$. Vibration of atoms and molecules
$D$. Infra-red rays	$IV$. Klystron valve or magnetron valve

Choose the correct answer from the options given below:

• A
  $A-IV, B-III, C-II, D-I$
• B
  $A-III, B-IV, C-I, D-II$
• C
  $A-III, B-I, C-II, D-IV$
• D
  $A-IV, B-I, C-II, D-III$