Aphrase used to justify european imperialism in the nineteenth and early twentieth centuries; it is the title of a poem by rudyard kipling. the phrase implies that imperialism was motivated by a high-minded desire of whites to uplift people of color

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.