If you're a member of the U.S. Navy, your organization is part of the "<span>(D.) Department of Defense." since this Department is in charge of all military branches. </span>
Charg-it was the first official charge card in that it allowed users to withdraw funds directly from their bank account. Almost all cards by MasterCard, Visa, etc. today are credit cards, not charge cards.
Herbert Hoover and Al Smith ran in the election of 1928. Hoover and Smith represented different backgrounds, religious ideas; each appealed to different groups of Americans.
Source -- Quizlet
d) It allowed popular sovereignty to decide the slavery issue