Which event destroyed many of the buildings in the Marina District of San Francisco during the Loma Prieta Earthquake (1989) and devastated San Francisco during the great earthquake of 1906

Explanation:

The Loma Prieta earthquake, also known as the '89 earthquake and the World Series earthquake, occurred in the San Francisco Bay Area of California on Tuesday, October 17, 1989 at 17:04. Caused by a landslide in the San Andres Fault, the earthquake lasted approximately 15 seconds and marked 6.9 on the seismological scale of the magnitude of the moment (the magnitude of the surface wave measured 7.1). 63 people died in the earthquake. Northern California, 3,757 people were injured and between 8,0004 and 12,000 people were left homeless.

The earthquake occurred during the warm-up for the third game of the 1989 World Series, which coincidentally featured both teams from the Baseball Major League Bay Area, the Oakland Athletics and the San Francisco Giants.

This earthquake was the first in the United States that was broadcast on live television.

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why did the chinese require the portuguese to pay for goods in gold and silver when trading?

choices

portuguese goods were less valuable than chinese goods.

the chinese already had a surplus of portuguese goods.

the imperial government wanted to stockpile gold and silver.

portuguese and chinese currencies were not exchangeable.

this a history q n in ancient time, theres no money exchange. so ans is portuguese and chinese currencies were not exchangeable.