Answer :
The two settlement features connected to Walter Christaller's central place theory include the size of a settlement and the services it can offer (Option a).
What is the central place theory?
The central place theory is a scientific explanation of how market services may be developed in a given human settlement.
This theory (central place theory) is authored by Walter Christaller who wrote about the dynamics of human settlements in 1933.
In conclusion, the two settlement features connected to Walter Christaller's central place theory include the size of a settlement and the services it can offer (Option a).
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