Answer:
I would say because the sentence includes a compound noun because the hyphens are to connect "brother-in-law" which is multiple words acting as one word.
*Hope this helped : )*
The correct answer for this question is "guenevere and lancelot know each other well." <span>The information that can be inferred from the passage above is that </span><span>guenevere and lancelot know each other well. They know each other for already a longer time even their weaknesses are known to each other.</span>
<span>It was a difficult moment, but I did what seemed right, which was to say, "Of course not," and then to take her onto my lap and hold her for a while. I had come to a crouch. It was entirely automatic.
He cannot manage to speak about the war here, with his own daughter.</span>