![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
Whom have Russian aircraft dropped bombs on?
A.
Rebels battling Islamic State in southern Syria, including those supported by the U.S
B.
Rebels battling Islamic State in southern Syria, not including those supported by the U.S.
C.
Rebels battling Islamic State in northern Syria, including those supported by Syria.
D.
Rebels battling Islamic State in northern Syria, not including those supported by Syria.