Is physical violence a risky behavior​

What is it called when countries build lots of weapons to store and them in case of a war?

Which of the following statements most accurately describes the requirement for the documentation of minors’ assent to participate in research? parents must approve written documentation.documentation is required unless waived by an irb.to protect minors documentation is always required.federal regulations do not require the documentation of minors’ assent.

Segregation or discriminatory practices that occur even when there is no explicit legal enforcement