How can a bill can become a law without the presidents signature

Which of the following is one example of an ideological conflict that became one of the causes of world war ii?

The fourteenth amendment how did the action resolve a longstanding conflict in post-civil war america? it defined the process for readmittance of the former confederate states into the united states of america. it ensured the right to vote to all male citizens of the united states, regardless of race, color, or prior servitude. it defined citizenship and related rights for african americans. it abolished slavery in the united states.

What is the best possible explanation for why the first ghosts seen were flaming spirits with their bodies on fire