Palau's President held the world's first live underwater interview using:
- Aa mask that sends sound through light
- Ba waterproof satellite phone
- Ca small submarine with a radio link
- Dsign language with a team of divers
Show answer and explanation
Correct answer: (a) a mask that sends sound through light
Explanation
President Surangel Whipps Jr. spoke with Estonian swimmer Merle Liivand underwater. In 2009 the Maldives held an underwater cabinet meeting.