Which of the following are examples of the ways erosion affects the environment? i. erosion introduces pesticides and toxins into waterways, causing pollution. ii. polluted waterways decrease biodiversity. iii. eroded soil allows sediment to break off and clog waterways. iv. eroded soil becomes useless for agriculture. a. i. only b. i. and ii. c. i., ii., and iv. d. i., ii., iii., and iv.

Ahistorian is writing a book about british prime minister winston churchill. she claims that churchill was one of the earliest british leaders to realize that nazi germany was a serious threat to british security what is the best way to determine whether the historian's interpretation is valid? o a. review primary sources to see if churchill ever recorded his opinions of nazi germany. o b. find out whether the historian has written any other books about british leaders. c. analyze secondary sources summarizing the effects of nazi germany on great britain. o d. cite the historian's book in another study about important 20th- century world leaders.

How would you describe the state of germany between 1815 and 1848

Brainliesttt asap!me : ) which of the following is not an example of cultural diffusion? a latin dance craze in canada a french pastry from a bakery in paris an indian restaurant in england a baseball game in japan