Final answer:
Late entrance into puberty is typically not cited as a factor that contributes to an adolescent's decision to engage in early sexual activity. Factors such as a history of sexual abuse, lack of goals, and family patterns are more commonly associated with early initiation of sexual activity.
Step-by-step explanation:
The question asks about factors that do not typically contribute to an adolescent's decision to engage in early sexual activity. Historically, factors such as a history of sexual abuse, lack of academic and career goals, family patterns of sexual activity, and peer influences have been linked to early sexual initiation. However, a late entrance into puberty is less likely to incite early sexual activity. In fact, it has been noted that those who mature later may experience feelings of physical inferiority, poor body image, and low self-esteem.
It has been suggested that early sexual activity can be influenced by an adolescent's environment, including education systems, family influence, and social circles. Studies have shown that comprehensive sex education, as seen in countries like Germany, can reduce rates of teenage pregnancy, thereby also influencing levels of early sexual activity. Furthermore, having caring adults or parents as a primary influence can guide adolescents in making healthier decisions regarding their sexual behavior.