Which heading is most appropriate for the partial outline below? -blacklists
-loyalty review boards
-bomb shelters
-the rosenberg trail

a. results of world war I
b. reactions to immigration
c. problems of urbanization
d. the cold war at home

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.

no every country is held to the same degree as others just some member countries such as the usa and germany are more economically sound so the need to show there support to all others