Respuesta :
Because she took the decision to turn her cell phone off, then, her decision will help her pay attention to the speaker.
What is Cambria ethics?
Cambria ethics plays a major role in her decision to turn off her phone because its will reduces distraction during the speech.
Hence, since she took the decision to turn her cell phone off, then, her decision will help her pay attention to the speaker.
Therefore, the Option A is correct.
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