Professor anderson is interested in how family relationships change over time. during the last two decades, he has kept track of and repeatedly surveyed the same group of 3,000 participants about changes in their relationships with their parents and siblings. professor anderson is most likely a psychologist.

1) forensic
2) health
3) rehabilitation
4) developmenta

The correct answer is 4 developmental

Developmental psychology is characterized as a branch that aims to study the interaction of physical and psychological processes and growth stages, from conception to the end of a subject's life.

the answer to your question is,

old stone age.

-mabel < 3

the answer is : the nut cases won't quit battling and their recurrence of flights will going to continue as before despite the fact that the battles are less hazardous now because of their bills have all of a sudden been blunted.   in the falcon dove diversion, two creatures will drive towards one another to crush one another, among the two one will win and other will swerve. in this way, clearly, the battle will be dependably there between two creatures for the assets or mate.