Answer:
a deposition
Explanation:
Based on the information provided within the question it can be said that what is being described in this scenario is known as a deposition. Like mentioned in the question this is a witness's sworn out-of-court testimony, in which the individual in question or deponent (Fones’s chief executive officer (CEO)) is placed under oath and asked a set of questions which are gathered as part of the discovery process, and may or may not be used at the trial.