Read the passage and find the corresponding pronoun for the given name. The pronoun should match the given blank(_). The word between ** ** is the target name. The pronoun should be one of 'her', 'him', 'he', 'she' and 'his' with proper casing based on the position in the passage.

He was born in New York City, studied in Paris, and after returning to the United States worked for Leslie's, Harper's Weekly and similar publications. He also contributed to the humorous weekly magazine Vanity Fair. The **Mark Twain** book A Tramp Abroad contains more than 20 pictures by Day. _ married Maria Theresa Miller around 1859, who died in 1875.
He