Frank is very interested in the ocean and all the things that live in it. He really wants to give a speech about this for his Biology
presentation assignment.
Which of the following is not necessary to develop Frank's speech?
a presentation aids
b. journalistic questions
C. step by step directions
d. sensory descriptions

The answer is C. step by step directions.

Explanation:

In order to appeal to his audience, Frank needs to get their attention. He can do this via sensory descriptions (D), presentation aids (A), or journalistic questions (B). Each of these are bound to appeal to the majority of people due to intellectual and/or emotional reasons.

Frank is not trying to give a demonstration or presentation on how to cook Chocolate Souffle, therefore, he does not need step by step directions (C).

C. step by step directions