Unluckily, you missed to show her the choices in which we can choose our answers from. However, it must be noted that for oral presentation, one must be very knowledgeable about the topic at hand and be able to present it well by being confident in front of the audience.
That is true, is there a question?
They saw a lot of Abandoned Horses.
Advantages means something that gives you a higher chance of achieving something. For example, an advantage in a race is good stamina.