General John J. Pershing was given the task to track down and his violent revolutionaries. a.
“Pancho” Villa
c.
Phillipe Bunau-Varilla
b.
Estaban Rio
d.
None of the above

a.

“Pancho” Villa

Explanation:

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.

i discarded the supernatant and kept the pellet in this part of the experiment because you have to return all unused chemicals into their original containers at the end of each labratory.

explanation:

these civilizations were located around fertile rivers, where they could produce an abundance of crops