Answer:
The answer to this question is given below in the explanation section.
Step-by-step explanation:
Lucy completed her PowerPoint presentation and showed it to her teacher to review. Lucy's teacher said it needed to be more engaging for the audience. The teacher suggested making the slides push in.
The teacher referring to the Transitions effect that is push while making the slides.
You can insert different Transition effect on your slides while going through the Transitions tab on the ribbon, and then select your desired effect on the selected/active slide. There are tens of transitions effect, you can search for your desired effect on your slide, such as Lucy's teacher suggested to her to add a push-in effect.