So I can understand to you it is picking options so it must be obvious - but it isn’t ..
It is by chance I happen to know certain colours in various languages .. and then I saw unisex .. ok it is an option picker ..
I presume you are looking for something called related options or chained options .. search the marketplace and check if it supports your theme
You should not modify core files .. if you would like to donate a cup of coffee I will write it in a modification for you.
Spinning Social : Links : Menus : Payments : Socials : Ads : Screen Backgrounds : Galleries : Headers : Banners : Promos
It would be possible to find by searching the admin or code of your site but you will need a developer to do that.
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