Why is cyberbullying so devastating to many people beyond just the victim?

Aprovides legal protection for something an individual has created

As with any small island country, cuba has fewer natural resources than countries such as brazil. this affects their economy in that cuba a) exports only manufactured products. b) exports more products than it imports.. c) must import more products than it exports. d) has imposed trade barriers against the united states.

What are "open-loop" and "closed-loop" systems