Question

which of the following should be avoided in order to improve the clarity of a speech?○ commonly used words○ plain and unexciting words○ obscure technical terms○ short words with one or two syllables

Explanation:

To enhance speech clarity, speakers should use language that is easily understandable to their audience. Commonly used words, short 1-2 syllable words, and even plain (if clear) words help listeners follow along. Obscure technical terms, however, are unfamiliar to most audiences and create confusion, reducing clarity.

Answer:

O obscure technical terms