Match List-$I$ with List-$II$.

List-$I$	List-$II$
$(a)$ Source of microwave frequency	$(i)$ Radioactive decay of nucleus
$(b)$ Source of infrared frequency	$(ii)$ Magnetron
$(c)$ Source of Gamma Rays	$(iii)$ Inner shell electrons
$(d)$ Source of $X$-rays	$(iv)$ Vibration of atoms and molecules
	$(v)$ $LASER$
	$(vi)$ $RC$ circuit

Choose the correct answer from the options given below:

• A
  $(a)-(vi), (b)-(iv), (c)-(i), (d)-(v)$
• B
  $(a)-(vi), (b)-(v), (c)-(i), (d)-(iv)$
• C
  $(a)-(ii), (b)-(iv), (c)-(vi), (d)-(iii)$
• D
  $(a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)$