Stacey wants to teach third graders in a public school. She just finished her bachelor's degree in education. What is she required to obtain before she starts work? an associate's degree
a master's degree
a teacher certification a principal certification

The rate that would change would be the  searching efficiency/attack rate. there are only two other rates in this model: the  growth rate of prey, and the  predator or consumer mortality rate.the  searching efficiency/attack rate is what indicates how effectively can a predator capture its prey whether in the searching process or actual capturing/attacking process.