What authority did troops have during worker strikes? They forced businesses to make concessions.
They required businesses to lock out employees.
They appointed a negotiator to settle disputes.
They used violence to enforce law and order.

The answer is D, They used violence to enforce law and order.

Explanation:

I got it right

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

c. troops marched forward in close formation against newer, more accurate weapons