One reason Hurricane Katrina was so devastating for New Orleans is that many people had to be rescued by helicopter. no emergency shelters were available. people were surprised by the storm. many residents had not evacuated.

The correct answer is D. many residentials had not evacuated

Explanation:

Hurricane Katrina was a powerful tropical cyclone that occurred mainly in the Southeast region of the U.S. in 2005 causing more than one thousand deaths and a high economical loss. One of the cities that was most affected by Katrina was New Orleans in Louisiana, this is because there major floods that made difficult rescue operations.

Additionally, the number of victims and the large impact was related to the fact many residents had not evacuated. Indeed, by the time the hurricane began, there were no real measurements or calculations of its impact and authorities trusted levees to prevent flooding would work, due to this, many decided to stay, which was proven fatal due to massive floods and the difficulty of rescuing people once the floods started.

D

Explanation:

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity

the new jersey plan most resembles the articles of confederation.