In IC, Which Is Not a Benefit to Using Curriculum-Based

In IC, which is not a benefit to using Curriculum-based Assessment (CBA) ?

A) CBA yields data that that can be used for curriculum-intervention decisions, including the frustration and instructional levels in the curriculum for the child, and the effectiveness of various instructional strategies.
B) CBA allows for error-analysis, in which the type of performance error made by the child can often be identified through analyzing his or her performance on the curriculum materials or through discussing with the child how the task was approached.
C) The instructional level of the child is ascertained on the basis of a two-dimensional theory of the construct: 1) the percentage of known material and 2) the rate of acquisition of new material.
D) The student's learning profile can be compared to those of other students of the same age and grade throughout the US, to help to determine what level of difficulty the student appears to be evidencing.