Answer:
They faced rivers, rough terrain,and mountains. How were the railroad and steel industries interrelated? Because the railroad needs steel track provided by the boom of the steel industry.
Explanation:
You wold drop the ending -er and replace it for -o -as -a -emos -áis -an if your conjugating it in the present tense if your conjugating it in the past tense then it's
-í -iste -ió -imos -isteis -ieron
Chile is on the southwest coast of South America.
So, your answer is option B. Southwest.