Malcolm said "um" or "uh" every time he got to a new powerpoint slide in his informative speech. his instructor told malcolm to reduce the number of in his next speech.
a. fillers.
b. vocal inflections
c. intonations
d. vocalized pauses
e. inflections

d) vocalized pauses

Explanation:

Vocalized pauses  is defined as the halts or break that occurs in communication happening in verbal form.It tends to interrupt and break the continuation of the though that is being presented while speaking.

Vocalized pauses are filled in using the filler usually , such as "umm" , "uhh" etc . These kind of verbal sentences makes the sentence meaningless , displays lack of confidence , creates misunderstanding etc. So, Malcolm's instructor is instructing him to reduce vocalized pauses while giving speech.

Other options are incorrect because types of vocal forms, pitch, filler, different variations are not being displayed through Malcolm,'s situation.Thus, the correct option is option(d) .

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