Direct answer
Objectives follow journal display order. Some depend on your choices; follow the active objective in the game.
Result
Roaming through the Caroberta Woods, Geralt ran into a group of bandits… He tended to the overly aggressive rogues quickly, yet as he was striding away, he tripped over one of the cooling corpses and happened to spot a letter. When he read it, it proved interesting to say the least…
