Which problems led to the decline of sumer?   choose all answers that are correct.   a. long dry spells without any rain   b. fights over boundaries and water rights   c. constant flooding of the area   d. the cities grew too fast

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

i believe he was the 5th king of uruk. so c