Multi-select problem: How does the next paragraph end?

How to make watermelon sandwich cookies
Combine all of the ingredients for the frosting in a mixing bowl.
Beat the ingredients at medium speed with a handheld mixer or a stand mixer with a paddle attachment.
Cover the mixing bowl with plastic wrap and place it in the refrigerator until you are ready to assemble the cookies.

Options:
[A]. Grease a 9 x 12-inch (23 x 25 x 24-centimeters) round counter using nonstick cooking spray or wax paper. Pour the icing into the greased baking pan..
[B]. Preheat a griddle or nonstick skillet and spray it with nonstick cooking spray. Whisk the flours, baking powder, baking soda, sugar and salt in a mixing bowl..
[C]. Refrigerate for the amount of time specified on the packages. Place the chocolate chips in a small bowl..
[D]. Preheat your oven to 375f (190c). Beat the butter until light and fluffy..
[B].