Question

Local lords most frequently developed power bases in areas of western europe where:

Answer 1

The correct answer is where the royal power was weak or non-existent

Whenever there was a king that couldn't keep everyone in line, the local lords would band up on him or would become more and more independent and it would be difficult to control them since they would often work even with foreign powers against their own lords. This led to the downfall of numerous dynasties or emperors in Europe.