Question

WILL MARK BRAINLIST IF RIGHT Minnie wrote a literary analysis essay on the book The Hound of Baskervilles by Sir Arthur Conan Doyle. Which sentence in the introduction paragraph of Minnie’s essay contains grammatical errors?
The Hound of Baskervilles is one of the most popular titles from the Sherlock Holmes detective series by Sir Arthur Conan Doyle.
Doyle borrowed from several English folktales to spin a mystery around a scary ghost dog. In this story Holmes, is asked to found out the truth behind a curse placed on the Baskerville family.
According to the curse, every Baskerville man would be killed by a large, black ghost dog. Set in the foggy moorland of Southwestern England, the novel’s dark atmosphere sets it apart from other Sherlock mysteries. In The Hound of the Baskervilles, Conan explores the theme of human beings' fear of the unknown.

Answer 1

I can only pinpoint a single error.

"In this story Holmes is asked to find out the truth behind"

Two 'ed' words one after the other, as far as I know isn't right.