How did Zebulon Pike contribute to the westward expansion of the United States?

a. His expedition gathered information about the trans-Mississippi West.
b. He finalized an agreement for the purchase of land from France.
c. He defeated American Indian tribes that opposed US expansion.
d. His expedition established a major trade route for American merchants.

small european communities with shared traditions consolidated into large new states (apex)

idk

how did the pendleton civil service act weaken the spoils system after president garfield died?

the act forced federal employees to pass competitive exams.

the act said that federal employees could be fired for political reasons.

the act said that company contracts and kickbacks were illegal.

the act stopped the reform movement in its tracks.