When using item characteristic curves (ICCs) to study bias in test items, which of these suggests lack of bias?

Question

Quizplus · Accepted Answer

Overlapping curves in item characteristic curves (ICCs) suggest that the item performs similarly across different groups, indicating a lack of bias. This means that the probability of answering the item correctly is similar for individuals of the same ability level, regardless of group membership.

When Using Item Characteristic Curves (ICCs) to Study Bias in Test