Melissa's first presentation at college was a disaster. she did not prepare well in advance so herspeech was poorly organized and lacked supporting materials. now, each time she has to give apresentation she expects it will go poorly. this is likely due to

Probably this is because he did poorly in the first presentation and for now, she has a problem of lack of confidence to make her presentations.

For this case, what Melissa should do is prepare her new presentations with time, study hard and regain confidence.

Her new presentation can come out better and she can regain her confidence.