The gift-wrapping service in one store offers a choice of red or white ribbon with a choice of red, white, green, or blue paper. Which tree diagram shows the sample space for all the different ways the service can wrap a gift?
blue
green
red
red
white
O C. red
white
А.
green
blue
blue
white
green
red
white
red
red
white
green
blue
green
-blue
red
white
B.
red
white
white
green
blue
green
blue

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?