Which of these is a form of underwater diving that relies on breath-holding?
Correct answer: Freediving
![RedSeaDiver](https://p.cdn.quizzclub.com/ql/2020-02-02/648b4014c0854e0e8f1308e432f5dfa7.jpg)
RedSeaDiver
I admire the courage and ability of all those who can do this extremely dangerous sport.