Select an appropriate antonym for the underlined word: 

The impact of the speech was diminutive.

enlarged

The correct answer is Option (3) - enlarged

The word "diminutive" means very small or tiny. The antonym for "diminutive" would be something that conveys the opposite, such as "enlarged", which means made larger or increased in size.

OTHER OPTIONS

• small: This is a synonym, not an antonym.
• admonitory: This means giving a warning, which is unrelated to the size or impact.
• exhaustive: This means thorough or comprehensive, which is also unrelated to the size or impact.