Which strategy is the best way to improve the written expression in a redundant sentence?
a. add additional modifiers and phrases.
b. eliminate powerful words.
c. include words that state the obvious.
d. remove unnecessary repetition.

Explanation:

Redundancy is when a sentence is written with repeated words, one way to fix this is removing the repetitive words and use synonyms.

That's  why is really important to know a bunch a synonyms, in the witting matter is big advantage,

the answer is   b suffix addition

consonance, it has the repetition of the consonants in stressed syllables with different vowel sounds.