Alfred Wegener<span> brought together several lines of </span>evidence<span> to support his theory of continental drift. One is quite simple -- that the continents look like they could "fit" together, much like puzzle pieces that have drifted apart.</span>
Answer:
umm I don't know sorry you can ask googlr
Just a couple things
diseases that affect them during pregnancy
birthing troubles
possibly cultural or religious traditions that would make it hard for them to survive.
America : Woodrow Wilson
Germany : Friedrich Ebert
great Britain : David Lloyd George
They could get to know each other without supervision.
and
They had a cheap fast mode of transportation to go to places and to get to school, home and work without the expense of a car.