Archaeologists know that Folsom points date to between 10,300 and 10,900 radiocarbon years ago. If an archaeologist finds a Folsom point in a site, and assumes that the site dates to between 10,300 and 10,900 years ago, the archaeologist is using which of the following in his or her reasoning?
a. Seriation

b. Trapped charge dating

c. Relative dating

d. The index fossil concept

Which political reform gave people the power to put a proposed law on the ballot? referendum initiative direct primary recall

Two types of survey questions are open questions and closed questions. an open question allows for any kind of response; a closed question allows for only a fixed response. an open question and a closed question with its possible choices are given below. list the advantages and disadvantages of each question. open question: what can be done to get students to eat healthier foods? closed question: how would you get students to eat healthier foods? 1. mandatory nutrition course 2. offer only healthy foods in the cafeteria and remove unhealthy foods 3. offer more healthy foods in the cafeteria and raise the prices on unhealthy foods what are the advantages of an open question?

Which committee is considered the most powerful in all of congress? a. committee on armed services b. committee on foreign affairs c. committee on ways and means d. committee on the judiciary select the best answer from the choices provided a b c d