Explain how the monroe doctrine and the concept of manifest destiny affected the united states’ relationships with foreign powers, including the role of the united states in the texan revolution and the mexican war.

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.