A population P of zooplankton at time t can be modelled by the following relationship: 2P - A + p2 = 7.61 (a) True or False: there exists a time t 0 such that the population is zero. Select one choice below and justify your selection with a full sentence on Crowdmark. (b) Find the instantaneous rate of change of the population with respect to time when t = 1 and P = 2.1. Ente your answer as a decimal number, rounded to 3 decimal places.