DELTAS ARE BUILT UP BYĐÁP ÁN ĐÚNG

câu 69: - DE THI THU DAI HOC 2010 DAP AN SO 4 SO 3 SO 2
DE THI THU DAI HOC 2010 DAP AN SO 4 SO 3 SO 2
Câu 69: Deltas are built up byĐáp án đúng: the rivers themselves volcanoes both A and B Neither A nor B