Which system developed as a result of the Commercial Revolution in Europe?
A) manorialism B) communism
C) bartering D) market economy

Awaiver of the requirement for documentation of informed consent may be granted when: the investigator has no convenient place to store signed consent forms separate from the research datathe only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality. potential subjects might find some of the research questions embarrassing, personal, or intrusivethe subjects are literate in their own language; however, they do not read, write, or speak english

Match the philosopher with his ideas, achievement, or events in his life. aristotle

Arecent challenge to the european union created by a member state is?