Answer:
The Three Kingdoms Period of ancient Korea (57 BCE – 668 CE) is so-called because it was dominated by the three kingdoms of Baekje (Paekche), Goguryeo (Koguryo), and Silla.
Explanation:
https://www.worldhistory.org/Three_Kingdoms_Period_in_Korea/#:~:text=The%20Three%20Kingdoms%20Period%20of,(Koguryo)%2C%20and%20Silla.
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Answer:
c. the brightness or dullness of a color.
Explanation:
I think it was used to Quadruple
Rock and roll is a style of popular music that originated from the U.S in the mid-1950s, and by mid-1960s it had developed to an international style known as rock music, though the latter continued to be, rock and roll or rock 'n' roll or rock & roll. The music is associated with performers like Little Richard, Chuck Berry, Buddy Holly and the early Beatles. Instrumentation and arrangements are simple: three or four instruments, and, mostly the same number of cords while horns and strings and back up singers can be added.