How Much Do You Know About Golf

Hopefully this will be a fun quiz

1 Who was the first to win the grand slam of golf in one year?
2 Which is the only New Jersey course to have hosted all 3 professional tours?
3 What is the nickname for golf archittect Charles Banks?
4 What is the maximum amount of clubs allowed to play a round of golf?
5 In what state is the number one golf course in the world located?