Which industry benefited  most  from the bessemer process?

Ineed answers 5 and 6 on my social studies homework reply to this question i posted

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

Ow does the point of view used in "battling the digital jolly roger" differ from "the completely free market" and affect the reliability of the article?