A normal or closed "3" has the curves continuing in an arc to the left. An "open 3" would look a little more like an "8" that had been cut in half vertically.
The related link below shows a "closed 3" 1903 British Penny.
The peculiarity with the 1903 Penny is the "3" in the year.
Some coins have a normal "3" where the ends curl around to almost form an "8", ie, a closed 3.
Others have a "3" that looks as if it might be an "8" cut vertically from top to bottom, ie. an open 3.
"Show" is open, "and" is closed. O- is open, -pen is closed. "Closed" is closed.
One open, one closed.
a construction site?
open
The opposite of the adjective closed is open. The opposite of the verb closed is opened.
You are going to have to be a lot more specific. In 1923 just about every coin other than the penny and nickel struck for circulation in the US had a personification of Liberty on them. For example, there were winged liberty (Mercury) dimes, Standing Liberty quarters, Walking Liberty half-dollars and Peace Dollars. All of them had Lady Liberty on them. The value of them depends dramatically on what coin you have.
human is a closed syllable word
Both open syllables.
Closed. If it is open then the power is off.
One open, one closed
Both closed syllables.
One open, one closed.