At the Battle of Gettysburg, General Robert E Lee... ordered Pickett's Charge as a daring retreat for his men.
experienced his greatest victory in the Civil War.
suffered heavy losses and did not mount another offensive into the north.
captured control of two key northern cities.

i beleive its 1)aids

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.