Which factor does not predict early maturation in girl? having a mom who reached menarche at a young age having an unhappy childhood being an obese child being tall in first or second grade quizlit?

Having an unhappy childhood. This is because it is not a body problem or growth and development but it is simply lies to being uncomfortable due to may be family conflicts, poverty, environmental factors leading to home displacement, natural calamities among others. This has no biological impact towards early maturity of a girl.