alleryA cross-sectional study found number sense might lag by up to how long?
AFive months
BOne year
CTwo years
DFive years
Answer & Solution
Correct answer: D. Five years
1. The study looked at children with developmental dyscalculia.
2. It suggested a delay of as much as five years.
3. Lack of longitudinal studies leaves open whether it is delay or impairment.
_Source: Wikipedia, Dyscalculia, Magnitude representation deficit_
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