What is social structure? give an example.

Why is china building islands in the south china sea?

Asappp which of the following is not a requirement for an adult to become a u.s. citizen? have been born on u.s. soil pass a u.s. history and government test be a legal, permanent u.s. resident swear loyalty to the united states

Experiment to investigate effect of medication on levels of stress in males and females. dependant variable?