Kevin Would Like to Apply a Gradient That Transitions from Blue

Multiple Choice

Kevin would like to apply a gradient that transitions from blue for the top portion of the page to white for the bottom portion of the page. Which function should he use?

A) background: linear-gradient(blue, white) ;
B) background: linear-gradient(bottom white, top blue) ;
C) background: linear-gradient(white, blue) ;
D) background: linear-gradient(to top blue, to bottom white) ;