Direct answer
Objectives follow journal display order. Some depend on your choices; follow the active objective in the game.
Result
Unwary visitors to cemeteries just might find their stay prolonged indefinitely. The dead don't always like having their rest disturbed, while necrophages never like having their meals interrupted. One time, the witcher happened across just such a group of underprepared, or possibly simply unlucky, cemetery-goers. One of them had been carrying notes of some kind. Driven by curiosity and, I must surmise, a lack of anything better to do at that precise moment, Geralt set about reading the sloppily-written document...