Answer:
the second one as the declaration was a proclamation of war.
No and yes you can codices if you want
B is the answer beacuase they did realize that the stragety was a fail
Throughout his term, President Lincoln published many orders matching to this, he ordered government departments closed for a local day of thanksgiving.
Sarah Hale prompt him to have the day of our annual Thanksgiving made a National and fixed Union Festival. Thanksgiving held on the same day, in all the States.
The "elastic clause" allowed Congress to make laws it needs to carry out its own powers. An example of how Congress uses it today is how Congress needs to make laws that shall be necessary and proper for carrying into execution of the forgoing powers, and all the other powers vested by the Constitution in the Government of the department.