It doesn't have any open syllables.
2
The whole word is one big syllable. There are no syllable breaks.
The existence or nonexistence of social mobility
The word block only has one syllable.
human is a closed syllable word
Photo is an open syllable word.
It is an open syllable.
1 Syllable
First syllable closed, second syllable open.
Closed
Closed
The second syllable is open, the first is closed.
Paper is a closed syllable word.
Both open syllables.
Both closed.
It is a closed syllable.