Which sentence from the article shows that some people viewed the camels as useful? A He suggested that he could save the U.S. government more than $500 each month by ending the Camel Corps. (paragraph 7) B They loaned other camels to the postal service to deliver mail around San Antonio, Texas. (paragraph 8) C When the Civil War ended in 1865, the camels at Camp Verde became the property of the U.S. government. (paragraph 10) D Davis hoped that the camels could be used to explore the deserts of west Texas, New Mexico, Arizona, and California. (paragraph 2)