Option 1 (Focusing on societal impact):
> Teenage pregnancy significantly impacts both the individual teen and society as a whole, resulting in increased poverty, limited educational opportunities, and strained healthcare resources.
Option 2 (Focusing on preventative measures):
> Comprehensive sex education, readily accessible contraception, and robust support systems are crucial in reducing teenage pregnancy rates and improving the long-term outcomes for young parents.
Option 3 (Focusing on the complexities of the issue):
> Teenage pregnancy is a multifaceted issue stemming from a complex interplay of societal factors, individual circumstances, and lack of access to resources, requiring a holistic approach to address its root causes and mitigate its consequences.
Option 4 (Focusing on a specific consequence):
> The detrimental impact of teenage pregnancy on educational attainment perpetuates a cycle of poverty and limits future opportunities for both the young parent and their child.
The best thesis statement will depend on the specific focus and argument of your paper. Choose the option that best reflects your intended analysis. Remember to support your chosen thesis with strong evidence.