The answer is going to be B
D and B I’m almost certain but if you’re still not sure I would look it up or ask ur teacher for help
Answer:
Mongkut, also called Phrachomklao, posthumous name Rama IV, (born Oct. 18, 1804, Bangkok—died Oct. 15, 1868, Bangkok), king of Siam (1851–68) who opened his country to Western influence and initiated reforms and modern development. Mongkut was the 43rd child of King Rama II, but as the first son to be born of a queen he was favoured to succeed to the throne
Explanation:
The Gothic element there is the horror that ensues after he hears the tapping. The character is alone during a spooky, dreary night, nobody found anywhere, and suddenly there is a mysterious tapping by someone, and it turns out that no-one tapped, which means either madness or ghosts, that are either way both elements of Gothic writing.