SAT English Practice Question

The author of the passage describes the history of the use of the “sewing bone” in the creation of baskets as “skillful” and “essential.” What is the most likely reason why the author uses these words?

1. A.the author believes that using a sewing bone is a challenging and important part of the process.
2. B.the author is emphasizing the difficulties of creating a basket.
3. C.the author is comparing the process to other forms of art.
4. D.the author is highlighting the fact that the sewing bone is a unique tool.