What vitamin group is mostly required for blood coagulation?

More Questions:

What US state's National Guard still calls itself "the Green Mountain Boys"?

What do you get when you mix whiskey, sweet vermouth and angostura bitters?

What cocktail do you get if you add green Creme de Menthe to cognac?

Into how many numbered sections is a dartboard divided?

In which sport is there a time period called a "chukka"?

Which type of restaurant popularized the use of conveyor belts?

Humbert Humbert is a character in which popular novel?

The former penal colony of Devil's Island is located off the coast of what country?

Where is Mount Olympus?

What West Coast city was home to Jack Murphy Stadium?

What is the largest country entirely within the Southern Hemisphere?

What planet is the coldest in our solar system?

Almonds are members of what family?

Who is C3-PO's sidekick?

By what name is the musician, Charles Hardin, better known as?