Identify the sentence with a correct superlative degree of adjective: This is the easiest test I've taken., That is the most tallest building., He is the better student in class., She is more prettier than her sister.

Identify the sentence with a correct superlative degree of adjective: This is the easiest test I've taken., That is the most tallest building., He is the better student in class., She is more prettier than her sister.

Explanation

This is the easiest test I've taken.

"Easiest" is the correct superlative form of the adjective "easy" (easyeasiereasiest).

The structure follows the rule: "the + superlative adjective" (e.g., the tallest, the smartest, the easiest).