I believe the answer is "sectional tensions"
It did help lower shipping costs, and it did bring prosperity to towns, so it's either A or C, and I'm pretty sure it helped unite the growing country.
Answer:
his empire was disintegrating due to oppositions from the nationalists but he being a Federalist
Explanation:
A, B, E
Just trust me.
1. Pardon
2. treaties
3. foreign policy
4.reprieve