Direct answer
Objectives follow journal display order. Some depend on your choices; follow the active objective in the game.
Result
While seeking a bit of respite amidst the forests that covered the slopes of Mount Gorgon, Geralt ran into… a dead man and a pack of barghests! Once he had dealt with the spectral canines, he decided to search the pockets of the unlucky traveler. The witcher hoped he would find something that would shed some light on the deceased's last days alive.