Completely inappropriate - in particular combined with a handshake.
Generally speaking, an inferior bows longer, more deeply, and more frequently than a superior. A superior addressing an inferior will generally only nod slightly, while some superiors may not bow at all and an inferior will bend forward slightly from the waist. source. sourceWe suffered through 8 years of that fool and his wife flying all over the world bearing cheap and chintzy gifts, talking through the playing of God Save the Queen in Britain, and not to be forgotten is Mooch patting the queen on the back (you don't touch the queen - ever.)
It's obvious that whomever was running the The Office of the Chief of Protocol was an idiot of first rank.
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