Final answer:
Nathaniel Hawthorne was a renowned American author, who indeed wrote The Scarlet Letter, and was born in Salem, Massachusetts. All three statements about him are true.
Step-by-step explanation:
The statement 'He was an American author' is true about Nathaniel Hawthorne. He was indeed an American novelist and short story writer known for his dark romanticism. Regarding the second statement, 'He wrote The Scarlet Letter,' this is also accurate as The Scarlet Letter is one of Hawthorne's most well-known works, published in 1850. The third statement, 'He was born in Salem, Massachusetts,' is correct; Hawthorne was born there on July 4, 1804. Hawthorne's works, including 'The Birthmark' and 'Young Goodman Brown,' often explored themes of morality, sin, and the human condition.