A Classroom Teacher and School Psychologist Are Conferring About Gregory

A classroom teacher and school psychologist are conferring about Gregory, a boy who works very hard in class yet shows consistently poor performance in any assignments that require reading or writing.Which sources of data should the teacher and psychologist look at as they try to pinpoint the source of Gregory's difficulty?

A) They should focus on standardized test results, which have specifically been developed to assess learning disabilities and other sources of learning difficulty.
B) They should focus on Gregory's performance on weekly classroom tests, which provide ongoing assessment of Gregory's progress.
C) They should conduct an in-depth analysis of Gregory's writing samples, which will be much more informative than test scores.
D) They should look for clues about Gregory's difficulties in both his standardized test results and his classroom tests and assignments.