ctuary. C the birds for many years. The results are shown in the following graph. Bird Sanctuary Population 200 1754 150 125+ Population 100 75 50 25 6 8 10 12 14 16 18 20 Years ) Find the average Rate of Change from both: ) year 0 - 4 ii) years 8 - 18 NI Question 11 continued here: b) Estimate the instantaneous Rate of Change at year 2. c) When is the rate of change zero? AND What is the significance of this