Answer:
THe arms race was a race to see who was more powerful.
Explanation:
The arms race was to see which super power would have more power.
Collective security is connected to the idea that collectively, countries decide to not wage wars on each other and respect peace for example by intervening if there is a conflict somewhere and mediating in this conflict.
The correct answer is: <span>(2) coordinating global peacekeeping</span>
