challenge: Who are some of the main actors in the South Korean television drama series Love in 3 Colors?
  
  A. Song Joong-ki, Jun Ji-hyun, Hyun Bin
  B. Lee Seung-gi, Suzy, Ji Chang-wook
  C. Choi Ji-woo, Ryu Jin, Lee Hwi-hyang
  D. Kim Soo-hyun, Park Shin-hye, Lee Min-ho
  Answer: 