Answer:
с
Analyze your mistakes, and adjust how you study.
Explanation:
It wasn't until 2012 that Feely and a team from Oregon State University finally showed with certainty that acidification had caused the problem.
Well,
The answer would be the number 3
why? because in the beginning when Ferdinand de Lesseps, a french engineer who built the swiss canal decided to create one in the isthmus of Panama due to its ideal location and width to save a lot of time and money on travels, they brought over from France workers and machines, used to create the swiss canal previously, but due to the clay soil and the tropical conditions they quickly broke, forcing workers to do most of the work manually.
Also, due to the heat and the still water, mosquitoes carrying different diseases like malaria and dengue, swarmed the area biting and infecting the workers, ultimately killing most.
Making them give up the whole project.
Answer:
After two centuries (off and on) as a province of the Persian empire, Egypt was conquered by Alexander the Great. After his death in 323 BCE, Egypt passed into the hands of his general, Ptolemy, and his descendants. Under them, Egypt has become the wealthiest and most highly organized of the “Hellenistic” kingdoms.
