What is the name of the theory that suggests the continents were at one
time connected but have slowly moved over
the earths surface?

The  theory of continental drift

Explanation:

Alfred Wegener published a paper detailing his theory of continental drift, which claimed that land masses were drifting across the Earth and sometimes plowing into each other.

the proximity of water was an advantage to western europe and its culture was able to flourish as a result. trade and travel by sea were easier and safer in historical times.

1. there are no mountains to protect it from the sea

2. and its has wet cool summers and wet, mild winters.