Answer : Resistance
Explanation : When melia was walking onstage to play a guitar at the talent show in school, she trips on a wire and starts to fall this was the first stage where an alarm stage of stress was identified; and then a burst of energy was felt in the brain. Later in the second stage, known as the resistance stage, she attempted to lower her hand to stop and right hand to protect the guitar; here, she attempted to resist and get adapt to the stressor.
Therefore, the stage of Resistance is the example which is illustrated in this question.