Macedonian king to those who knew him when, 15 letters
Current host of 45A, 10 letters
Former CBC newsman with all the answers, 10 letters
Frequently questioned celeb, 10 letters
He's asked a lot of questions at work, 10 letters
His questions are answers, 10 letters
Host of the National Geographic Bee, 10 letters
Man with all the answers, 10 letters
Second host of the '70s quiz show The $128,000 Question, 10 letters