Which of the Following Would Be Accounted for as a Permanent

Which of the following would be accounted for as a permanent fund?

A) A gift of $500,000 to a city, to be invested permanently, with the proceeds to be used to maintain the city cemetery
B) A gift of $500,000 to a city, to be invested permanently, with the proceeds to be distributed as scholarships
C) A gift of $500,000 to a city, to be invested permanently, with one half of the proceeds added to principle each year and the remainder to be used for low income housing
D) A gift of $500,000 to a city to be used for a new caretaker's residence at the local cemetery