Final answer:
The percentage of children affected by developmental dyslexia is approximately 10-15%. Hence the correct answer is option A
Step-by-step explanation:
The percentage of children affected by developmental dyslexia is approximately 10-15% (option a). Dyslexia is a common learning disability that affects a child's ability to read, write, and sometimes speak. Children with dyslexia may have difficulty with spelling, reading, and numbers. It is important to recognize the signs and provide support to these students.
Hence the correct answer is option A