In the preparation of compounds of Xe, Bartlett had taken `O_2^(+) PtF_6^-` as a base compound. This is because

Options

A. both `O_2` and Xe have same size.
B. both `O_2` and Xe have same electron gain enthalpy.
C. both `O_2` and Xe have almost same ionisation enthalpy.
D. both Xe and `O_2` are gases.