D because it includes more information than the others and is more professional
It changed over time because women started to want to wear different things. With the bicycle it changed because the movement needed to be fast. Because of the design of the bicycle from the early 1800's women most likely wore what they wore out of the household, including long skirts, blouses up to the necks and huge sun hats.
When you're trying to persuade (To convince) someone yes you want to compare and contrast but when you need SUPPORT for AN ARGUMENT you need EVIDENCE.
What is the name of the book?