The correct answer to this open question is the following.
The major tenets of John F. Kennedy's presidential platform were the following.
One of the most important tenets was "get America moving again." This was an important tenet of his platform because Kennedy considered that the Republicans and former President Eisenhower could not do much against the Soviet Union in the Cold War, the arms race, and the space race. Kennedy acknowledged that the US was behind the USSR in the space race and something had to be done, and quickly.
Another important factor of Kennedy's platform was the issue of civil rights, which Kennedy openly supported and gained the sympathy of many voters from African Americans and other minorities.
They must enlist for the U.S. Military.
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It necessary and proper clause a source of ongoing debate because the clause deals with powers that are misinterpreted and are ambiguous. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.