Who created the Adams-Onis Treaty? John Quincy Adams and Luis de Onis
King of Spain and George Washington
Luis de Onis and Navy Captain
Thomas Jefferson and John Quincy Adams

John Quincy Adams and Luis de Onis

Adams has a last name of Adams. The treaty also has a name Adams.

Onis has a last name of Onis. The treaty also has a name Onis.

So, the answer to the question is John Quincy Adams and Luis de Onis.

Hope this answer helps you!

John Quincy Adams and Luis de Onis  

is the correct answer hope this helps

a. because the u.s. was the leading with the most technology, economy, etc. also was teamed with other allies witch boosted the economy and materials to improve technology and use it.