Situation of women in ancient Persian empire

You have probably heard about the situation of women in the ancient Persian empire, you can read somethings about it here, like “Right of the Offspring” which was paid to women workers who had recently given birth to a child but some say there is not any relief of a woman among numerous reliefs of Persepolis, in fact it is said that ancient Persian men didn't allow the figure of a Persian woman to be carved on the wall, maybe because it is thought that they had the same beliefs of modern Persian Muslims, but that is wrong, for example look at the figure of a Persian woman on the wall of the Tachara Palace of Darius the Great at Perspolis: