Final answer:
The Union's challenges during the Civil War, including the South's defensive advantages, effective military leadership, skill set of Southern recruits, and logistical issues of conquering and pacifying a vast territory, contributed to the conflict's four-year duration.
This correct answer b
Step-by-step explanation:
Why It Took the Union Four Years to Defeat the Confederacy
The Union had to contend with several key challenges during the Civil War which prolonged the conflict beyond initial expectations. Despite the Union's advantages in population and industrial capacity, the South's defensive strategy, skilled leadership, and better familiarity with the terrain made it a formidable opponent.
The Confederacy benefitted from only needing to defend itself to win the war, as it controlled a vast territory of over 750,000 square miles. It also had shorter supply lines and support from the local population which offset some of the Union's advantages.
Furthermore, the South benefited from having military leaders trained at West Point and a population skilled in firearm use and horsemanship, contrasting with many urban Northern recruits.
Moreover, the Union faced the logistical challenge of maintaining long supply lines and needing to defeat and pacify a large and hostile Confederate area after victory.
These factors, along with an initial underestimation of the Confederate military capability, contributed to the extended duration of the war.
This correct answer B) The South's strong defensive positions and knowledge of the terrain