What term is used for the materials used in sewing such as fabric and thread?

The term "materials" specifically refers to the substances used in the construction or production of items, particularly in a context such as sewing. In the world of sewing, materials encompass everything from fabric to thread, which are essential for creating garments or other textile products. By using the word "materials," it conveys the idea that these are the foundational items necessary for the sewing process.

The other choices, while they might relate to the broader concept of what is needed to create something, do not capture the specificity of the term as well as "materials." "Supplies" can refer to any items necessary for a task but is too vague for the specific context of sewing. "Components" typically implies parts of a larger system rather than the raw inputs. "Elements" might suggest basic parts of a whole but lacks the tangible reference that "materials" provides in relation to sewing. Thus, "materials" is the most accurate term in this context.