Answer:
No Español,La niña hmm,,,.
According to the Jo-Hari window model, blind spots C.) SOMETHING THAT THE SENDER DOESN'T KNOW BUT THE RECEIVER DOES.
Blind spots are facts known to others but not known to self.
The answer would be, "Characteristics, practices, and customs that are passed down through family, clans, gender groups, or larger cultural groups."
The first one is more of a genetic thing, while the third one shows family heirlooms or such.
Hope this helps! :)