What were Thomas Jefferson’s concerns with the Louisiana Purchase? A. He feared the nation was growing too large to govern  
B. He feared the debate between slave and free states  
C. He worried he had paid too much  
D. He worried that he had overstepped the Constitution

A. he feared the nation was growing too large to govern

Explanation:

" He was concerned that the Constitution did not address the liberties that were protected by the Bill of Rights." (Thoughts co)

"the Constitution did not specifically grant the federal government the authority to acquire more territory..." (National archives)

roosevelt, a progressive reformer, earned a reputation as a "trust buster" through his regulatory reforms and anti-trust prosecutions. his "square deal" included regulation of railroad rates and pure foods and drugs; he saw it as a fair deal for both the average citizen and the businessmen.

) the chinese armed forces had been removed from the city