Which of the Following Is True Regarding the History of ADHD

Which of the following is true regarding the history of ADHD?

A) This is a new condition that was first recognized only in the 1980s.
B) As early as the first part of the 1930s, this condition was recognized, and stimulant medications were first used.
C) The condition first appeared in DSM-I.
D) The condition was first called ADHD in DSM-II.