Suppose How to bake a chocolate cake<br>Preheat the oven to 350°F. Grease and flour a 9x13 inch baking pan. In a large bowl, cream together the butter and sugar until light and fluffy. Add in the eggs one at a time, then stir in the vanilla. Combine flour, cocoa, baking soda, and salt; gradually stir into the creamed mixture. Pour batter into the prepared pan.
Can we infer that "The first step is to preheat the oven to 450°F."? Yes, no, or maybe?