What resulted from the assassination of president john f. kennedy? answers?

This is one of the most complicated and debated issues in 20th century American history.  Many historians argue that the killing of President Kennedy had a few particular results:
1. Increased tensions between the U.S. and Soviet Union.  At the time of Kennedy's killing, he was is the midst of negotiating a peace treaty with the Soviets, a treaty that was not supported by the following administration.
2. An increased American military presence in Vietnam.  President Kennedy was considering pulling American military advisors out of Vietnam.  His death, many historians feel, indirectly lead to the Vietnam War.
3. A sense of paranoia and distrust in the American government from American citizens.  In the years following the death of President Kennedy, many Americans came to doubt the official story of Kennedy's death and believed that the government was hiding information from the public.  

The answer to that question is a