Lewis and Clark were explorers commissioned by the Jefferson Administration in the United States to survey the newly-acquired Louisiana Territory (that the Us had purchased from France). Their main goal was to map out the new territory and find a plausible route to the west coast.
The answer is (A.) Department of State.
For more information, see https://www.state.gov/r/pa/ei/rls/dos/436.htm
Answer:
President James A. Garfield was assassinated in 1881. He was shot twice at the Baltimore and Potomac Railroad Station in Washington, D.C., at 9.30 a.m. on Saturday, July 2, 1881. The gunner was Charles J. Guiteau, who shot Garfiled as he was arriving at the station. The president died 79 days later. He had spent only four months in office when the criminal attempt was made.
Explanation:
Oleg, (died c. 912), semilegendary Viking (Varangian) leader who became prince of Kiev and is considered to be the founder of the Kievan Rus state.