By Kang Hyun-kyung
It will be inevitable that the presidential race will take the form of a three-way race after the main opposition Democratic United Party (DUP) picked Rep. Moon Jae-in as its presidential candidate Sunday.
The remaining two are Rep. Park Geun-hye, the presidential candidate of the ruling Saenuri Party and Ahn Cheol-soo, a popular Seoul National University professor who is speculated to declare a bid to join the presidential race early this week.
Yoon Hee-woong, a senior fellow of the Seoul-based polling agency Korea Society Opinion Institute, predicted that the three-