A developmental psychologist with a strong belief in the influence of nurture on social development would most likely explain a youngster's behavioral problem by saying,

A) "It's in his genes."
B) "He's just a late bloomer."
C) "He was raised by incompetent parents."
D) "He probably had a traumatic prenatal period."

Behavioral Problem

Actions or conduct that are inappropriate or disruptive, often observed in children and adolescents.

Incompetent Parents

Caregivers who lack the ability, knowledge, or resources to provide necessary physical, emotional, or social care and support for their children.

Traumatic Prenatal

Pre-birth experiences or exposures that are distressing and potentially harmful to development.