It would be the "the preamble" that implies a plan of action and lists certain things to be changed, since the introduction is far more general in exclaiming why in fact they are claiming independence.
It was "Albert Einstein" who <span>wrote to FDR in the summer of 1939 alerting him to a new form of energy, since Einstein was warning and informing FDR of the potential of "atomic energy". </span>
I'm not sure what the choices are as they're not provided. The importance of the victory at the Battle of Saratoga was a turning point as it showed that the United States could win against Great Britain. This eventually led to getting more allies such as France. France's help allowed the United States to gain more weapons and more equipment which proved to be very helpful as the war continued.
