Dr. Holmes wants to study the nature of social relationships in his sample, but he is concerned that each of the methods he can use has their own limitations. What might he do to deal with this problem

Is british society today better than it was 400 years ago?

In what two ways were the tang and song dynasties of china similar? they jointly built the grand canal. they were economically strong. they had weak military forces. they ruled for about 300 years. they discouraged buddhist ideas.

This chart shows the number of soldiers killed according to two different sources. source a is a book written by university professors. source b is from a well-known historical website. in a paragraph, explain why the data presented is different, and evaluate the reliability of each source. which should be used in a school research project, and why?