Railroads spurred western growth by a. forming benevolent societies to provide aid to immigrants. b. immigrants find lodging in urban settlement houses. c. offering free tickets to settlers. d. providing interpreters for foreigners seeking employment.

the answer is lower nubia. plz mark brainliest i am trying to improve rank.

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.