Why was the Loma Prieta area, California heavily damaged in the 1989 quake?
A) Liquefaction in unconsolidated, water- saturated soils and fill caused foundation failures.
B) The area is built on consolidated rock, causing the shaking to be amplified.
C) Shaking was no more extensive than elsewhere in the city, but the whole district burned following each quake.
D) The epicentres of both quakes were right under the district.
Correct Answer:
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