Direct answer
Objectives follow journal display order. Some depend on your choices; follow the active objective in the game.
Result
Though Ermion was incensed (no druidic pun intended) at Yennefer and Geralt's theft and desecration of an ancient artifact, he was willing to put his anger aside to help them find Ciri. He told them of the Hunt's recent destruction of the village of Lofoten. Geralt and Yennefer knew at once it could not have been a chance attack. Ciri. They went there looking for her.
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