From the way in which this passage is written, the reader might gather that A)
The manners discussed in this passage are heavily observed in our culture
today, and those who do not observe these norms are ostracized and
viewed as uncivilized.
B)
The manners discussed in this passage applied to societal norms of
etiquette at some time in the past, but doesn't really apply to today's social
mores.
C)
The rules the passage puts forth are entirely fictional, and these etiquette
rules never applied to any real culture,
D)
The passage is designed to be a spoof on those overly-obsessed with
proper etiquette.