Final answer:
The preamble to the United States Constitution is completed with 'more perfect union,' 'domestic tranquility,' and 'blessings of liberty,' highlighting the goals of unity, justice, peace, defense, welfare, and liberty.
Step-by-step explanation:
To complete the preamble to the United States Constitution, the correct answers from the drop-down menus are: 1) more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of America.
The preamble sets the stage for the Constitution and reflects the foundational goals of the country's governance system, emphasizing unity, justice, peace, defense, welfare, and liberty.