Answer:
Women often suffered injuries while cycling due to their clothing.
Step-by-step explanation:
This is the statement that best expresses the "cause" for the effect being described. The cause of this social change is that women often suffered injuries while cycling. This led to an effect, which is that new types of clothing were considered. However, the process does not seem to have been as straightforward as this, as women faced opposition from the most conservative sectors of society.