A. Gorky Park opened in ...

1) the 21st century. Gorky Park opened in the 20th century, so the answer is not correct. 2) the 19th century. Gorky Park opened in the 20th century, so the answer is not correct. 3) the 20th century. Gorky Park opened in the 20th century, so this is the correct answer. Correct answer: 3