If both the president and the vice president are unable to v fulfill their duties, who takes over as president?

The treaty of paris in 1763 returned

Which piece of legislation signed by lyndon johnson brought an end to barriers preventing minorities from participating in elections?

This is a picture of workers in a factory. why was this picture most likely taken? to advertise that kids could get jobs to expose the horrors of child labor to show pride in children at work to show that night workers were needed o