Select the most appropriate meaning of the underlined idiom in the following sentence.
Independence Day is considered as a red-letter day in the history of India.

The correct answer is Memorable day.

Explanation:

The idiom "red-letter day" refers to an occasion or day that is pleasant, noteworthy, memorable, or historically important.

The origin of this phrase comes from the custom of printing saints' days, holy days, and important holidays in red ink on church calendars, while ordinary days were printed in black.

In the given sentence, "Independence Day is considered as a red-letter day in the history of India," the phrase highlights that August 15th is a crucial and celebrated milestone (a highly memorable day) in Indian history.

Analysis of Options:

• Memorable day: Correct. It accurately conveys the meaning of an exceptionally special and important event.

• Uneventful day: Incorrect. This means a day when nothing interesting or significant happens, which is the opposite of a red-letter day.

• Unimportant day: Incorrect. A red-letter day signifies high importance, not unimportance.

• Regular day: Incorrect. A red-letter day marks a extraordinary occasion rather than an ordinary routine day.