Question

3 EASY TO ANSWER QUESTIONS!

Answer 1

The first one is, B. People got injured in unsafe living spaces.

The second one is also, A. Canal systems and railroads connected Eastern factories with Western markets, two of which were the Eerie system and the Pennsylvania chain.

The third one is, D. Canal systems, like the Eerie system and the Pennsylvania chain, connected Eastern factories with Western markets, and so did railroads.