The correct answer is letter C. From the given four choices, detail is the category of drawing which provides fabrication information only for a single part. To easily explain the answer, let’s define detail drawing and fabrication drawing first. Detail drawing is a type of drawing wherein the required items to produce a mechanical equipment are described in detail to ensure that the equipment will be manufactured in accordance with the designer’s requirements.
Fabrication drawing, on the other hand, is a specific type of detail drawing which shows the material parts list identifying the needed materials for the fabrication of an equipment. Using the given information, it is right to say that detail drawing is the category of drawing which provides the information needed for fabricating an item.