What deficiency is experienced by the majority of children under age 5 in developing countries and leads to fatigue, irritability, and difficulty sustaining attention?

Attachment theory is known mainly through the writing of John __________

Not in my book. Anyone help me with this?

What do all indigenous healing therapies have in common?

a. Treatment of the problem through the use of an indigenous ritual b. An emphasis on forces internal to the person suffering from the mental disorder c. The assumption that people are immune to spiritual forces d. A greater influence of punishment rather than that of reinforcement e. The fact that each works most effectively when combined with psychoanalysis