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

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

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 ionization enthalpy for Ca, Ba, S , Se and Ar ?

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