【单选题】听力原文: Police are guarding several Christian and Muslim religious centers in Jakarta after more violence. The police are guarding Istiqlal Masque, the largest Muslim religious center in the capital. Se...
A.
A Muslim extremist group bas claimed responsibility for the bombing on Monday.
B.
A Christian extremist group has claimed responsibility for the bombing on Monday.
C.
No one were injured when a bomb exploded on Monday.