Which of the following represent the correct order of increasing first ionisation enthalpy for `Ca,Ba,S,Se` and `Ar`

Which of the following represents the correct order of increasing first ionisation enthalpy for Ca, Ba, S, Se and Ar ?

Which of the following represents the correct order of increasing first ionisation enthalpy for Ca,Ba,Se , and Ar ?

Which of the following represents the correct order of increasing first ionisation enthalpy for Ca,Ba,Se , and Ar ?

Which of the following represents the correct order of increasing first ionization enthalpy for Ca, Ba, S , Se and Ar ?

Which of the following choices represent the correct order of first ionisation enthalpy ?