<span>The Battle of Gettysburg has often been referred to as the “High Water Mark of the Rebellion.” Many consider it to be a turning point in the Civil War because the Union victory placed the Confederacy on the defensive and ended Gen. Robert E. Lee's most ambitious attempt to invade Union territory.</span>
They walked, early human beings were nomads.
Most of the time they just camped hunting and gathering, having a feast; then moving on. It wasn't until later era, they discovered about rowboats(The Sumerians)
Note: Nomads are people whom don't stay at one place forever.
The answer is C. Jihad.
Jihad is a term commonly misunderstood in the Muslim religion. In Arabic, the term translates to striving, struggling and persevering. On a personal level, jihad involves an individual's struggle and duty to spiritually discipline his or her self. Throughout time, jihad became a term for holy war.