The most accurate response is:
NAFTA reshaped the economic relationship among the three countries and made them much more enmeshed and interdependent.
NAFTA (North American Free Trade Agreement), enacted in 1994, significantly increased trade and economic cooperation among the U.S., Canada, and Mexico. It eliminated most tariffs and trade barriers, leading to a substantial rise in cross-border trade and investment. This agreement created a more integrated North American economy, fostering interdependence through supply chains and increased collaboration in various sectors.