Explain the phrase head held high​

to be very confident and proud: If you know that you did your best, you can hold your head high.

‘Head is held high’ indicates that we should not be ashamed of ourselves. Rather we should be proud of our country, for what we have. A sense of self-dignity is what we need to enjoy our freedom fully. Yes, that can be said, not in a literal sense though.

I hope i helped mark me brill (ToT)/~~~

the answer is: round.

in literature, round characters are considerably complex and experience or are subjected to unpleasant situations. as a consequence, they go through crucial sentimental and psychological development, which can cause surprise in the readers. in this case, juan's dramatic transformation is related to the adversities he meets at school.