Considering what I know about this book probably A.
Many people have been killed their and crossing the path is a reminder of that.
it leaves a stronger impact, a stronger word draws attention. it makes it more prominent. so a. (sorry if im wrong)
The correct answer is B. It used literary excerpts to illustrate word usage.
Johnson used excerpts from well known books to show how different words are used which was a completely new idea, revolutionary one, since the previous dictionaries showed what the word mean and were sometimes difficult to understand.