With Regard to the Developmental Outcome for Specific Childhood Reading

With regard to the developmental outcome for specific childhood reading disabilities,

A) most all cases of reading problems are remediated by adolescence.
B) phonological problems are usually remediated by adolescence.
C) reading problems tend to persist into later years but there is individual variation.
D) the "Mathew Effect" indicates that weak readers tend to catch up to strong readers over time.