Seoul 1988 Olympics: How many GOLD medals were won by: Jamaica?

Questions

what piano man used to play for bette middler and then went on to his own career and made hits like "mandy" and "copacabana"?

'the 900 days' is a chronicle about what group's siege of leningrad?

"who" is in every episode of the tv series 'seinfeld'?

'you get a shiver in the dark, it's raining in the park ...' what's the dire straits song title?

who most often played james bond's chief?