A devastating earthquake had hit Mexico City. B. ______________________. C. It was the worlds most severe quake since the quake in Chile last March

• A. The condition of 1000 others was reported unsafe
• B. Fifty more were later judged dangerously close to falling
• C. In four chaotic minutes, an estimated 250 buildings collapsed in downtown Mexico City
• D. The quake's force was measured at 7.8 on the Richter scale