Which chess grandmaster, born in 1979, was national champion eight times and represented Greece in eleven consecutive Chess Olympiads from 1996 to 2016?

• A Vasilios Kotronias
• B Ioannis Papaioannou ✓
• C Christos Banikas
• D Stelios Halkias

Ioannis Papaioannou (b. 1979) is one of Greece's strongest-ever chess players, a grandmaster since 1998, multiple national champion, and a mainstay of the national team for two decades.