I'm sorry, but this question doesn't make any sense? Could you explain it a bit? You should also consider if this question fits in the subject English? Maybe better in math?
Well,if you don't follow instructions you might make a mistake and mess up what you were supposed to do.Its making a cake,if you don't follow the instructions you could make the cake wrong and it would either not taste as good or it wouldn't come out like it should've.
Making a bandwagon appeal in a persuasive speech is an example of using unsubstantiated opinion.
Explanation: The bandwagon appeal is a fallacy because it argues in favor of something that is popular, and it is considered an unsubstantiated opinion because "everyone is doing it" is not valid evidence.
Cultural context, central ideas, and language are important to consider when identifying the purpose of a speech.
Explanation: Cultural context is the beliefs, behavior, and way of life that pertains to a specific cultural and is a key elements to speeches - it affects how you see the audience, and vise versa. Central idea is the main idea expressed in a speech, and language sets the tone of the speech.