The correct option is B Both A and B.
There
are many factors that can influence where settlements locate within a
region.Physical factors that influence the location of a settlement
include ; Water suppy - settlements need water, Defence - building on
high ground allowed people the chance to look out for enemies and Aspect
& shelter and The economic factors include; Communications -
settlements often located next to rivers that allowed bridging points.
These locations allowed maximum communication between different
settlements and increased trade and Resources - early settlers relied
upon wood for fuel and building.