Answer: B. "Specific learning disorder"
Step-by-step explanation:
A specific learning disorder is a type of disorder which is different from intellectual development disorder. This disorder affects a child’s ability to acquire knowledge and intelligence.
Children's with this disorder have at least average intelligence and have difficulty in acquiring the academic skills as expected with the age.
A child may face impairment in decoding words and understanding the meaning of spelling or what he/she is reading, doing calculations, and mathematical reasoning which affects the achievments of the children.
Hence, the correct anser is B. "Specific learning disorder"