Zalta was 11 when she first observed war firsthand
I say a because A because my sister read the book.
The father wanted to go on a camping trip with his boy because he wanted to form a relationship with his son after being distant for a year.
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.