单选题If the effective bearing area has been reduced , remedial action should be taken（）Aby more than 5 percentBby less than 10 percentCto 95 percentDto less than 90 percent
单选题
If the effective bearing area has been reduced , remedial action should be taken（）
A
by more than 5 percent
B
by less than 10 percent
C
to 95 percent
D
to less than 90 percent
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