Its c. Hope it helps alot sorry if not right :>
Answer:
Explanation:
(Page 1) By the 1890s, the growing cycling craze had brought the idea of rational dress front and center. Repeated injuries to women riding in long, full skirts propelled female cyclists to look for new clothing options and others to at least consider the need for them. But for every suggestion of a cycling outfit that was comfortable and safe, there seemed to be a corresponding warning to women not to overstep their bounds.
I believe the answer is: Minerals must have a homogeneous chemical composition.