Which of the following BEST describes the main difference between scarcity and a shortage? A.
While a shortage is a temporary market condition, scarcity is an ongoing condition in the world.
B.
While scarcity is a temporary market condition, a shortage is an ongoing condition in the world.
C.
Scarcity is found throughout the world, but shortages only occur in wealthy countries.
D.
Shortages occur everywhere, but scarcity happens only in countries with very high poverty levels.

What was the effect of the supreme court’s ruling in citizens united v. federal election commission? a. it removed limitations on corporate funding of political broadcasts. b. it removed all limits on campaign contributions by interest groups. c. it prohibited corporations and businesses from contributing to political campaigns. d. it prohibited interest groups from contributing to individual candidates.

In which of the following situations must you cross at least two different streams of opposing traffic? a. changing lanes b. turning left c. turning right

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb