"neither" requires a singular form: so a) is wrong.
b) is correct!
c) has the problem that "got" is the past of "get" and -s ending cannot be added to the past- incorrect!
d) actually it's also correct (but b is better) - this structure used for emphasis that the statement is true.
Answer:D. to generate interest among the audience
Explanation:
The preview of a presentation should generally include an attention-catcher, a positioning statement, and an overview. The objective of a preview is to accomplish the following: create interest, show benefits, demonstrate value, and encourage action.