The Increase in the Use of Informal Measures to Assess

The increase in the use of informal measures to assess student progress is beneficial to students from diverse populations because

A) they are part of NCLB,so teachers can use ready-made assessment tests.
B) informal measures are easy to develop and are more reliable than formal measures.
C) progress monitoring assessments may be less biased than traditional standardized tests.
D) such assessments cost more,so schools get more federal money for each bilingual student.