Ionization enthalpy: highest value or correct order among given elements

1. A.
   He
2. B.
   Ar
3. C.
   Cl
4. D.
   I

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1. A.
   $\text{Ar}>\text{Ne}>\text{S}>\text{Cl}$
2. B.
   $\text{Ne}>\text{Ar}>\text{Cl}>\text{S}$
3. C.
   $\text{Ne}>\text{S}>\text{Cl}>\text{Ar}$
4. D.
   $\text{Cl}>\text{S}>\text{Ne}>\text{Ar}$

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