Question

observing chinese culture
use the drop - down menus to complete the statements.
this ritual is known as
this was done by foreigner dignitaries to recognize the

Explanation:

The ritual shown (kneeling and bowing) is the "kowtow" ritual. Foreign dignitaries doing this would be to recognize the authority of the Chinese emperor (during imperial times, this was part of diplomatic interactions to acknowledge imperial sovereignty).

Answer:

This ritual is known as kowtow.
This was done by foreigner dignitaries to recognize the authority of the Chinese emperor.