The expansion of the rail networks led to a growth in the steel industry.
a growth in the textile industry.
a decline in the coal industry.
a decline in the meatpacking industry.

the image shown is not a reliable source. it is not a photograph taken of the event, and it is not a painting created by someone who witnessed the event. the image can be considered yellow journalism because it is sensational and exaggerated. the explosion did not likely cause bodies to fly in the air or create a large fireball, as shown here. the image was created to make the american public angry about the explosion, not to show what actually happened.

the painting is not reliable.

the painting is exaggerated.

the painting is inaccurate.

the painting was created to make the public angry, not to show what really happened.

i don't think it's c or d. i think it's either a or b.

hope this .

the border between arizona and new mexico is a thin, black line; this indicates a state boundary.

its correct: it's a thin line, and it's a state boundary, correct