Answer:
Judea is an important location because it is at the crossroads of several regions, like Mesopotamia, Anatolina, Egypt and Arabia.
Step-by-step explanation:
This central geographical location made the spread of Christianity easier, because the first christians had easier access to several geographic areas of the Mediterranean and the Middle East. The first christians thus traveled to all these places, as far as Western Europe, and the seeds of christianity were founded because of that.