What were the key tactics used in the peninsula campaign?

The Peninsula campaign of the American Civil War was a major Union operation launched in ... The president expressed his concern about the "vast labor" involved in the ... The landing was close to a key intersection on the road to New Kent Court House that was being used by Johnston's army

Explanation:

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.