If this question is applied to during the Civil War, then the answer is D. The blockade caused a shortage in trading Goods meaning supplies were low so local Texans had to learn how to use substitutes. They had to try and do what they could at home. One of the things being Homespun clothing, Because cloth trade was short for local businesses, therefore they couldn't just go and buy their clothing from store.
The answer is D.) Homespun