i need a paragraph explaining how historians explore the past to understand events that happened a long time ago. you need atleast four of these items in the explanation: artifacts, primary sources, secondary sources, narratives, historical maps, visual/mathematical quantitative data, radiocarbon dating, and DNA analysis.

on february 25, 2004, at the time the president of united states of america george bush announced that he supports the constitutional amendment to ban the same-sex marriage. but the possibility was left that states can decide whether they allow civil unions.

both the house and senate must approve of the conference report. after a bill has been approved by both the house and senate in identical form, it is sent to the president. if the president vetoes a bill, congress may attempt to “override the veto.”

whats the answer i dont know