The relation book (title, price) contains the titles and prices of different books. Assuming that no two books have the same price, what does the following SQL query list?
[select title from book as B where (select count(*) from book as T where T.price > B.price) < 5]

A

Titles of the four most expensive books

B

Title of the fifth most inexpensive book

C

Title of the fifth most expensive book

D

Titles of the five most expensive books