Suppose The best way to bake chocolate chip cookies<br>Preheat the oven to 350°F. In a large mixing bowl, cream together the butter, white sugar, and brown sugar until smooth. Beat in the eggs one at a time, then stir in the vanilla. Combine the flour, baking soda, and salt; gradually mix into the creamed mixture. Fold in the chocolate chips. Drop by rounded spoonfuls onto ungreased baking sheets.
Can we infer that "The oven should be preheated to 400°F."?