Answer :
I guess you forgot to mention the options which were
Who is Sigmund Freud?
Who is John Watson?
Who is Hippocrates? and
Who is Carl Rogers?
And the correct answer is Hippocrates, who was the first to study the mental illness.
Who is Sigmund Freud?
Who is John Watson?
Who is Hippocrates? and
Who is Carl Rogers?
And the correct answer is Hippocrates, who was the first to study the mental illness.