Love is never easy, especially when it involves trials. In Baldur's Gate 3, you will be given the ultimate test of love during the Trial Of Love in the Circus of the Last Days in Act Three. While you can answer honestly, sometimes being honest can offend your loved one.
Baldur's Gate 3 – Astarion Romance, Choices in Zethino Love Test Answers
The Dryad and Master of Love, Zethino is one of the attractions in the Circus of the Last Days. For 100 gold, she will look into the future and determine the strength between a romanced party member and the player.
To start the Trial of Love, go to the Circus of the Last Days and find Zethino, standing under a large tree in the heart of the grounds. You'll find her at approximately X: -58 and Y: -55. After talking to her, she'll ask you to do a Trial of Love with someone.
Who you choose determines what questions you get, and every question has a correct answer. The problem is that you can only do this test once with someone who is very well disposed towards you. So choose wisely.