It’s D. The 18th amendment
Feudalism was initially displayed after the Roman custom of support. Feudalism was a mix of legitimate and military traditions in medieval Europe that prospered between the ninth and fifteenth hundreds of years. Extensively characterized, it was a method for organizing society around connections gotten from the holding of land in return for administration or work.
It was the last of the set to be unveiled on 24 May 1887. A statue of Burns was deemed relevant to the city, both because of the city's Scottish roots (it was founded by the Free Church of Scotland in 1848), and also because one of the city's founding fathers was Rev. Thomas Burns, a nephew of the poet.