Which of the following statements best describes the silk road?
a.
the silk road connected china to the mediterranean sea.

b.
the silk road connected europe to the new world.

c.
the silk road connected india to china.

d.
the silk road connected england to the roman empire.

Which statement best describes an advantage of indirect democracy over direct democracy? a. it can make decision making more efficient b. it can citizens feel more connected to government c. it can be more responsive to citizens' interests d. it can better reflect the democratic principle of majority rule

How has the money from oil production in the middle east not impacted the people of that region? a) it improved education and jobs in the region. b) it improved infrastructure such as ports, roads, and bridges. c) it increased life expectancy due to improved healthcare facilities. d) it increased political stability and lessened the presence of corruption.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.