How was classical persia's extensive network of roads important to its civilization?
a) it allowed persia to supply all of its own economic needs without needing to expand its borders.
b) it persian religious leaders monitor the empire to make sure no minority religions were being practiced.
c) it allowed persian military forces to efficiently protect the empire's many independent city-states.
d) it persia create a feeling of unity among citizens across its empire's vast territory.

On the doctoral journey, you will need to adjust your thinking and perspective. it is inevitable that your world view will be challenged. how you respond to those instances of challenging remains in your control. this may sound daunting and even seem to be unacceptable, but it is the inexorable result of engaging in "deep thinking" while becoming an academic. remember, you are not just becoming a researcher, but you are also becoming a learned person (an academic) who will be charged with the responsibility of acting as a gatekeeper of knowledge and knowledge development. what distinguishes an infant academic from a mature academic? explain. how does the above biblical challenge to move toward mature thinking parallel the increased responsibility for knowledge and knowledge development that comes with the earning of a doctoral degree? explain.