Question

Summer movies are very exciting. Some people compare them to Fourth of July fireworks. Many summer movies are family-friendly. Here are just a few of those movies and their descriptions.
Harry Potter and the Prisoner of Azkaban is rated PG. It stars Daniel Radcliffe, Emma Watson, and Rupert Grint. Gary Oldman joins the cast as Sirius Black. This movie follows Harry’s third year at Hogwarts. The actors have claimed that this is the darkest Harry Potter movie yet. In the movie, Sirius Black has escaped from prison and is looking for Harry.
Around the World in 80 Days is also rated PG. It is based on a book written by Jules Verne. The movie stars Jackie Chan, Kathy Bates, and John Cleese. It is about an inventor who bets that he can travel around the world in 80 days. He uses many wacky modes of transportation. Some of these include a hot-air balloon, elephants, boats, and trains.
Two Brothers is a dramatic movie. It stars Guy Pearce. It is a story of two tiger cubs, one shy and one bold. The cubs become separated when they are taken into captivity. One is used as a circus performer. The other is used for sport.
Finally, Spider-Man 2 broke many box office records. It is rated PG-13. It reunites Tobey Maguire, Kirsten Dunst, and James Franco. It is an action-packed sequel. Spider-Man faces off against Dr. Octavius. The doctor has four extra steel arms.

How does the author inform readers about the movies?
A.
The author interviews the actors in the movies.
B.
The author interviews some movie directors.
C.
The author describes the movies' storylines.
D.
The author explains why the movies are great.