FIGURE 2-3 Refer to Figure 2-3

question 120

Multiple Choice

FIGURE 2-3 Refer to Figure 2-3.At X₂ on curve B,the

• A)maximum occurs at Y₁.
• B)minimum occurs at Y_4.
• C)slope of the curve is zero.
• D)slope is increasing.
• E)slope is decreasing.