Which trade includes the preparation of baked goods?

The trade that includes the preparation of baked goods is indeed baking, which is covered under the role of a baker. Bakers are skilled professionals responsible for creating a variety of baked items, including bread, pastries, cakes, and other confections. This trade involves not only the mixing of ingredients but also an understanding of baking techniques, equipment, and the science of how ingredients interact during the baking process.

The work of a baker typically includes preparation, proofing, baking, and finishing processes, along with the need for creativity in recipe development and presentation. This is a specialized field that focuses solely on the culinary arts related to baking, distinguishing it clearly from other trades.

In contrast, the other trades listed, such as boilermakers, elevator constructors, and machinists, are focused on industrial or mechanical skills rather than food preparation. Therefore, the focus and technical skills involved in baking are what make the baker the correct choice in this context.