<11{5[1(01)57]}> Arthur: The solutions to most mystery novels I read are not believable. However, my enjoyment of a mystery novel depends only on its suspenseful mood and colorful characters.

Norton: Roughly 80% of the mystery novels I read have believable solutions, which is good since I do not enjoy mystery novels that don’t have believable solutions.
The speakers above (Points : 1)
agree that most mystery novels do not have believable solutions
agree that a suspenseful mood and colorful characters add to the enjoyment of a mystery novel
disagree on whether a believable solution is required for the enjoyment of a mystery novel
disagree on whether an author’s enjoyment in creating a mystery novel influences whether that novel will have a believable solution

To find the answer to this question, we need to analyze the statements made by Arthur and Norton.

Arthur states that the solutions to most mystery novels he reads are not believable. However, he mentions that his enjoyment of a mystery novel depends only on its suspenseful mood and colorful characters. This implies that Arthur does not require a believable solution for his enjoyment of a mystery novel.

On the other hand, Norton claims that roughly 80% of the mystery novels he reads have believable solutions, which is good because he does not enjoy mystery novels without believable solutions. This indicates that Norton believes a believable solution is required for his enjoyment of a mystery novel.

Based on these statements, we can conclude that Arthur and Norton disagree on whether a believable solution is required for the enjoyment of a mystery novel. Therefore, the correct answer is:

- They disagree on whether a believable solution is required for the enjoyment of a mystery novel.