Choose the option that best corrects the sentence:
The duke was a ruler just. (The adjective should modify the ruler)
A) The duke was a just ruler.
B) A ruler just was the duke.
C) A just duke was the ruler.
D) No CHANGE

Hint: The sentence given is not following the rules of grammar. The correct format of the sentence should be subject + verb + object where the noun should be modified by the adjective which will come before the noun.

Complete answer:
Let us analyze each option one by one.
Option A. Is the duke was a just ruler. This statement is correct because in this statement the format of the sentence is right and the adjective describes the noun. Therefore, the sentence is correct.
Option B. A ruler just was the duke. The statement is incorrect as in this sentence the format of the sentence is wrong and the adjective did not describe the noun. Therefore, the sentence is not correct.
Option C. A just duke was the ruler. The statement is incorrect as in this sentence the format of the sentence is wrong and the adjective did not describe the noun. Therefore, the sentence is not correct.
Option D. NO CHANGE. No, this statement is not correct because the change is required as without change the sentence will be wrong. Therefore, the sentence is not correct.

Note:
An adjective is a word that is used in a sentence to modify or describe the quality, number, appearance, and other characteristics of either noun or pronoun. Therefore, we need to phrase the sentence with adjectives in the correct position.