Select_one randomly under repeat group

I would like to enable random select_one under a repeat group. I don't how to put is so here are the screenshots of with and without repeat group

With repeat group

Without repeat group

Also attached are the sample xlsforms together for media files (yambase and crossinglist)
Thank you,

yambase.csv (384 Bytes) random_selection_with_repeats.xlsx (12.7 KB) random_selection.xlsx (12.6 KB) crossinglist.csv (271 Bytes)

I'm not sure if it's possible to do that because you create choices dynamically so using repeatable groups you would need to create multiple variants. @Xiphware you like such cases so maybe you can help.