Answer:
B) Mountains protected the region from invaders and D) Rivers flooded, providing fertile soil and water for irrigation.
Explanation:
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4 because Pakistan is in the Middle East
struggles for power between the president and the Congress-
Congress passed the Tenure of Office Act in order to limit
the President's powers and prevent President Andrew Johnson from discharging
radical Republicans from office. This resulted from a conflict between
President Andrew Johnson and the radical Republicans over the Reconstruction of
the South
