The correct answer is, Trying to cover too much material. According to the textbook, a common mistake students make when developing their first speech is Trying to cover too much material.
Explanation:
Students who go to deliver their first speech are not experienced in giving speeches to audience. They don't know what and how much to put in to make a catchy speech. The rule for delivering speech is to make it small and concise. This is because the audience don't get bored and their attention must be maintained throughout the speech.
Students who prepare their first speech, make mistake of putting too much material in their speech. They think that putting too much material will make their speech sound informative, whereas they should put just the important related material and should make it concise. By making a speech short and concise, the audience don't lose interest and listen to the speaker with attention.
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