Which of the following correctly uses a semicolon?

After I bought the book; I started to read right away.
The characters were; in my opinion; very realistic.
This is the third book in the series; which I really love.
The author has written four other books; this is book five.

Respuesta :

The author has written four other books; this is book five.

A semicolon divides to sentences which have similar topicas but are independent of each other. This answer fits best.
what is your question I don't understand