<span>2,575 years passed between 3100 BC and 525 BC. Calculation of years in the BC era is found by taking the earlier date, or larger number, and subtracting the later or more recent date, the smaller number. 3100 - 525 = 2,575 years.</span>
Increase of crops due to new innovations with the farming technique is one that comes to mind, not very sure about other factors though, sorry
The Patriot Act allows police to install Internet pen registers without demonstrating probable cause that the suspect is engaged in a criminal activity. By revealing the URLs of Web sites visited by a suspect, a pen register is a much more powerful surveillance tool on the Internet than it is on a telephone network. Your answer would be, Letter Choice (A), By using electronic surveillance of suspected terrorists.
Hope that helps!!!!! :) (Answer: Letter Choice (A), By using electronic surveillance of suspected terrorists.).
