Which period of united states foreign policy focused on the containment of the spread of communism in other nations? a. 1783-1860 b. 1874-1918 c. 1918-1939 d. 1945-1989

d is the correct answer.

they protect them in many ways.

most build a museums

give the museums money to support and finace and advertise there relgion.

cultivate talents such as cultural relics management and cultural relic protection and restoration.

answer: (fluidity)is the correct answer.

explanation: because of this characteristic, success on the battlefield depends in large part on the ability to adapt to proactively change events to our advantage as well as to react quickly to constantly changing conditions