Scenario: In a big population of seagulls, all of the gulls have yellow feet. Then one baby gull is born with white feet. This color is genetic. Answer the questions below to identify and describe this change in the population. Do not continue beyond to predict further changes, just describe and explain the change that has already happened as described above.Initial population makeup: 100% yellow feet1. Is this an example of mutation, selection, genetic drift, or gene flow?