[Solved] Brian and Tamara are concerned because their 12-month-old son has yet to speak his first word. What would an expert in child development most likely tell Brian and Tamara? A) They should be concerned because most children speak their first word before their first birthday. B) They shouldn't be concerned because boys develop speech much later than girls. C) They shouldn't be concerned because children's normal range for speaking their first word is between 8 and 18 months of age. D) They shouldn't be concerned because most children speak their first word after 24 months Pedophilia: A psychiatric disorder characterized by a primary or exclusive sexual interest in prepubescent children. Erotic Plasticity: The degree to which an individual's sex drive or sexual orientation can be influenced by cultural, social, and situational factors. Necrophilia: involves a sexual attraction to corpses, considered a paraphilic disorder. Erectile Disorder: A medical condition characterized by the consistent inability to achieve or maintain an erection sufficient for satisfactory sexual performance.