某碾压式土石坝为2级坝，其黏性土的压实度应为（）。
A.≥96%
B.≥97%
C.≥98%
D.≥100%
参考答案：C
Suppose that the demand curve for soybeans shifts such that the equilibrium price of soybeans decreases 58 percent. At the new equilibrium price, the quantity that soybean suppliers are willing to provide decreases by 3 percent. Which of the following most accurately describes the elasticity of supply for soybeans Elasticity of supplyRelative elasticity（）
A. -0.05 Elastic
B. +0.05 Inelastic
C. +19.33 Inelastic
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