Which of the following statements is CORRECT？A．30 people were killed in the earthquake.B．T

Which of the following statements is CORRECT？

A．30 people were killed in the earthquake.

B．The quake had a magnitude of 6.7.

C．Singapore sent a rescue team to Sumatra.

D．Communications in Padang were cut.

请帮忙给出正确答案和分析，谢谢！