What impact did the creation of the ECSC have on the economies of the individual nations involved? Choose the correct answer:

1. the ECSC opened the borders between the six nations in the community. this helped their economies recover after world war II as it increased the labor force at a time when their needed workers.

2. The ECSC increased tariffs on certain goods between the six nations in the community. this hurt their economies after world war II as it made the price of necessary resources skyrocket.

3. The ESCS listed tariffs on certain goods between the six nations in the community. this helped their economies recover after world war II as it lowered the prices of necessary resources.

4. The ESCS lifted tariffs on certain goods between the six nations in the community. this hurt their economies after world war II as it lowered the prices of necessary resources and made it harder for the to compete with local sellers.​