What Hampered the Han Military's Effort to Expand the Empire

question 19

Multiple Choice

What hampered the Han military's effort to expand the empire in southwestern China?

• A) Long supply lines that could not be adequately defended
• B) Lack of immunity to southern diseases,such as malaria
• C) Insufficient cavalry to repel nomads in southern deserts
• D) The army was too disorganized to defend the northern frontiers.

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Definitions:

Mid-ocean Divergent Boundary

A tectonic plate boundary where two plates are moving apart, creating new oceanic crust, typically at a mid-ocean ridge.

Submarine Lava Flows

Lava flows that occur beneath the ocean's surface, often originating from underwater volcanoes or fissures, contributing to the formation of new seafloor.

Lithosphere

The rigid outer layer of the Earth, encompassing the crust and the uppermost mantle, responsible for tectonic activities.

Mid-ocean Ridge

An underwater mountain range, formed by plate tectonics, that stretches across the ocean floors and is characterized by a rift at its summit from which new oceanic crust is formed.