Which answer choice includes two obstacles that those building the Panama Canal had to overcome? frequent storms; wars

extreme heat; landslides

construction of locks; lack of workers

extreme cold; dust storms

I would say construction of locks; lack of workers

Explanation:

they did have workers but about 22,000 died while the construction of that canal due to sickness also organisation and engineering were problems soo that is the closest

confucius was a great thinker and teacher, and philosopher succeeded in laying the foundations beloved.

he many principles but waht   was speak about the relationships was the third .

the third important concept , the real man's idea. he is the man who lives up to the highest moral standards. man shows five virtues: in self, generosity, sincerity, perseverance, and benevolence. his relationship is described as follows: when a son is always loyal, as a father is just and gentle, as an administrator is loyal and loyal, and as a husband is honest and fair, and as a friend, he is faithful and languid. if everything is a true happiness conference, justice and harmony will rule the empire.

what is the question