Whip

Source: npc/jobs/2-2/dancer.txt

1. Complete Dancer Job Quest in Comodo: interview, quiz, and dance performance.
2. After passing, job changes to Dancer.
3. Reward block gives either getitem 1950,1 (Rope, whip-type weapon) or getitem 1953,1.
4. In this list, that reward stage is treated as Whip acquisition.