While teaching, a teacher quite often observes that a student is having learning difficulties in comprehension, coupled with lack of concentration and showing symptoms of being hyperactive. For such a case what will be the most plausible cause?

While teaching, a teacher quite often observes that a student is havin

1.	While teaching, a teacher quite often observes that a student is having learning difficulties in comprehension, coupled with lack of concentration and showing symptoms of being hyperactive. For such a case what will be the most plausible cause?
A.	Paraplegia
B.	Quadriplegia
C.	Spina bifida
D.	Tourette syndrome
Answer» D. Tourette syndrome