I need help with the below question its from subject Systems thinking and modeling

: Figure 2. In the logistic model the net birth rate given by equation (Figure 2) is an inverted parabola which passes through zero at the points: FIGURE 9-2 300+ The growth of Estimated Sunflower Height sunflowers and the best fit 200- logistic model Height (cm) Actual Sunflower Height 100 28 N 70 Days O P =0 and P = C. O P = 1.5 and P = C. O S.shaped growth with overshoot. None of the above