Down the side of the barn roof
A. "vehicle simulation"
I'm for sure that is the right answer!
Answer: 1, 3, 2, 4. The first thing she did in the question is the first she should do when preparing. The second thing she did should be the third. The third thing she did should be the second thing she does. The fourth should be the last.
Explanation: When making a presentation, first one should choose a topic, then research it and write the presentation, then practice, then give it.
What is the fractions here? can you please insert a image.