Select the most appropriate option to substitute the underlined segment in the given sentence. If no substitution is required, select No improvement.A reason why there are so much misconception on dyslexia could be the sheer invisibility of the disorder.

• A. there are so many misconceptions about dyslexia
• B. there are so many misconception around dyslexia
• C. No improvement
• D. there are so much misconceptions against dyslexia