Look at the map what impact did railroads have on cities across the united states at the turn of the 20th century? the answer is  a.

then your answer is a

hoped that

d. she conquered the black sea coast and parts of poland.

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.