Which of the following should be accounted for in a permanent fund?

A gift of $$300,000$ to a school board, to be given out $$10,000$ a year to the class valedictorian as a college scholarship.

A gift of $$300,000$ to a city, to be expended next year to purchase books for the city library.

A gift of $$3,000,000$ to a city, to be invested permanently, with the proceeds to be used to distribute to one or more nonprofit groups.

A gift of $$3,000,000$ to a city, to be invested permanently, with the proceeds to be used to maintain the city war memorials.