The answer is D: Government lands were secretly leased to oil companies.
Explanation:
Teapot dome scandal, involved secretary Interior, Albert Fall who accepted valuable gifts & large sums of money from private oil companies. In exchange Fall allowed the oil companies to control government oil reserves. He was the 1st cabinet member ever to be convicted of his crimes while in office.
Under orders from President Wilson, U.S. Brigadier General John J. Pershing launched a punitive expedition into Mexico to capture or kill Villa and disperse his rebels.