Over the last two centuries, children have tended to reach their ...

[erika]

Over the last two centuries, children have tended to reach their adult height earlier and are taller than their ancestors. What is the name for this type of phenomenon?
 
  secular trend
  evolution
  genetic predisposition
  generational trend

Question 2

Which of the following adolescents will be most likely to experience menarche first?
 
  Michelle, who is of German descent
  Cecilia, who is of Mexican descent
  Rebecca, who is of African descent
  Maria, who is of Asian descent

[efwsefaw]

Answer to Question 1

secular trend

Answer to Question 2

Rebecca, who is of African descent