The answer for your question is the 3rd answer
I would say this part...
"Secure the blessings of liberty, to ourselves and our prosperity"
The only remaining home of James Polk is the Polk Home in Columbia TN. Previously, "Polk Place" existed but was demolished.
Explanation: Yes there were other options but no we didnt use them . you see when the us gets a new toy they like to use them . so either way they would have bombed nagasaki and hiroshima and all that . other options would have been to make a truce or even fight it out with our men