In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

[header] How to make a millionaire martini [title] Chill a cocktail shaker and 2 coupe glasses for at least 15 minutes. [step] Put a cocktail shaker and 2 coupe glasses into the freezer to chill completely. Freeze them for at least 15 minutes or leave them to chill for several hours. <sep> (A) [title] Add 2 teaspoons of the whiskey and 2 of a bourbon on the rim of the shaker for extra flavor. [step] Turn the cocktail shaker's lid counterclockwise to slowly add the whiskey. (B) You should wake up the martinis ready to go. [title] Pour a cocktail shaker with 2 g of vodka in it into a martini shaker. (C) Chilling will also prevent the martinis from freezing to a nub and stubs. [title] Use blender and water to dilute the club soda. (D) [substeps] If you don't have coupe glasses, you could use martini glasses. [title] Measure the liquid ingredients into a cocktail shaker.
D