At one time, people used to assume that poor reading abilities were caused by low intelligence. The most thoroughly studied kind of reading problem is called dyslexia, a learning disability which appears in elementary school readers has difficulty learning to recognize individual words. Dyslexia can vary in seriousness from mild forms to profound levels. In one study, researchers assessed a large number of kindergarten and first-grade children for signs of dyslexia, and they also measured the children's IQ using a standardized IQ measure. They found no relationship between IQ and seriousness of dyslexia. Choose the scatterplot below that is most consistent with the results of this correlational study. In the picture

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