Arrange these events which came after the development of the domino theory in the correct sequence tiles

election that could have reunified vietnam were rejected

vietnamese torpedo boats attacked two us naval ships in north vietnam

ngo dinh diem and john f kennedy were assassinated

the united states and its allied came together to form SEATO to fight communism

the us congress passed the gulf of tonkin resolution

the protestant reformation's started in 1517, disturbing the religious and political order in europe´s catholic countries. the outcome was the european wars of religion prosecuted in europe in the 16th, 17th and part of the 18th century. nonetheless, uprisings, territorial disputes, and great power conflicts were also causes of the wars.  

d. direct

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

the correct answer is b.