According to the news, which of the following country could be affected by the toxic mud
What’s the main idea of the news

A．Chile’s government struggles to deliver emergency supplies to displaced people.
B．Chile’s reconstruction will take years to complete.
C．Ms. Bachelet will hand over the reins of power to President-elect Sebastian Pinear.
D．Ban Ki-moon is expected to arrive in Chile for a first-hand assessment of the country’s humanitarian needs.