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

List-$I$	List-$II$
$(a)$ $10\, km$ height over earth's surface	$(i)$ Thermosphere
$(b)$ $70\, km$ height over earth's surface	$(ii)$ Mesosphere
$(c)$ $180\, km$ height over earth's surface	$(iii)$ Stratosphere
$(d)$ $270\, km$ height over earth's surface	$(iv)$ Troposphere

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