Why would a researcher use a secondary source instead of a primary source when analyzing a historical event?
A. To hear about the event from someone who was directly involved
B. To understand how people felt during the period when the event happened
C. To see that event through the eyes of someone who witnessed it
D. To learn from the conclusions of many other experts on the event

Question 10 of 102 pointswhat was one major effect of the spread of railroads throughout great britainduring the industrial revolution? oa. factories were able to more easily ship manufactured goods tomarkets across the country.ob. agricultural production fell substantially due to farmland beingreplaced with railroads.oc. steam engines fell from popularity due to railroads' reliance onalternative energy sources.od. iron replaced coal as the most important raw material produced ingreat britain.submit

What is institutional discrimination in the social work field

Plz where was the inca civilization located? a. in and around the andes mountains of south america. b. central america in southern mexico. c. the caribbean islands. d. the central valley of mexico.