Caribbean islands, coast of Central America, and coast of South America
The correct answer should be the third one you listed. The "current drag" then is a device that is used in order to measure the sub-surface currents. This device and the measurements it provides are extremely important for the field of oceanography which studies the aspects of the oceans both the physical and the biological ones.
These are the 13 colonies
The primary goal of the United Nations would be to "<span>d. promote peace, security, and cooperation among countries of the world," since it was created immediately after World War II in the hopes of averting another major crisis. </span>