It seems time again to remind everyone not to use ARIA `menu` roles for web site navigation:
adrianroselli.com/2017/10/dont…
From a technical perspective, there is no such thing as “dropdowns”:
adrianroselli.com/2020/03/stop…
That imprecise terminology leads to more miscommunication between sales folks, designers, and devs than is necessary. Then weird stuff gets built from scratch instead of leaning on existing patterns.
You should dismiss articles that conflate the two.