Answer:
By 1863, however, the Northern military plan consisted of five major goals: Fully blockade all Southern coasts. This strategy, known as the Anaconda Plan, would eliminate the possibility of Confederate help from abroad. Control the Mississippi River.
Explanation:
<h2>Answer</h2>
A) Overriding a presidential reversal or veto.
<h3>Explanation</h3>
In order to maintain the prevalence over check and balance is that the congress must ensure that powers of presidency aren't misused and put to wrong use. Therefore establishing that the congress has enough powers to study whether or not has the decision taken correct. Power of reversal or veto allows credibility to prevail and optimal decisions to take place and be implemented.