7. A population {E of punishers on a body farm grows according to a model d3: a : 513(100 3:) 21133 Where h > 0 is the harvesting rate and t is measured in years. (a) What are the equilibria of this dynamical system? A. 0,h 100 C. 0,99 E. 0,100 2h B. 0, 99 h D. 0,2h 100 F. 0,100 (b) Under What conditions is the nonzero equilibrium stable? Choose the best answer. A.h:100 C.h>50 E.h>0 B.h