[Solved] How many proposed constitutional amendments have been introduced in Congress since 1789? A) over 100 B) over 500 C) over 1,000 D) over 5,000 E) over 10,000 Psychosexual Development: Freud's theory on the stages of a child's development focusing on the libidinal energy and how it shifts and matures in different areas of the body. Toddler: is a young child, especially one who is learning or has recently learned to walk, typically aged between one and three years old. Oedipal Complex: According to Freud, children erotically manifest tinged desires for the other-sex parent, accompanied by feelings of hostility toward the same-sex parent. Phallic Stage: A phase in Freudian psychosexual development occurring roughly between the ages of 3 and 6, where the focus of libido is on the genital area.