For what reason did cardiovascular mortality rates drop during the second half of the 20th century?

How did great depression affect germany and the soviet union differently

The three estates social system in france ensured balanced representation of all people and treated each social group fairly. true or false ? why?

Synthesizing new ideas from a speaker with what one already knows about the subject to see if the information makes sense is an example of a. questioning and challenging b. identifying differences c. forming a statement d. seeing the boader context