When you switch the sentence around such that the subject is being acted upon. Here's what a sentence with active voice would look like: John kicked the ball. In this sentence, John is the subject, and he's kicking a ball. The subject is acting upon an object. Now, what would happen if we made the ball the subject instead? The ball was kicked by John. This is passive voice. The ball is the subject, and it was acted upon by an object, in this case John.
<span>She should address her audience as experts by reporting the results of her research without providing basic information or defining simple concepts. </span>
Explanation: When you are reading from an third person omniscient POV you get to know everything, whilst in first person limited you will only know that characters POV