Select the most appropriate ANTONYM of the given word from the following sentence.
Elegant
The table cloth on my brother’s study table was classic and splendid, yet my mother found it very awkward and odd.

The word Elegant means graceful, stylish, and sophisticated in appearance or manner.
Let's look at the given words from the sentence:

Awkward: Lacking grace or coordination; clumsy or ungraceful. This behaves as a direct antonym to elegant.

Splendid: Magnificent; very impressive. (Synonym-leaning)

Classic: Judged over a period of time to be of the highest quality and outstanding of its kind.

Odd: Different from what is usual or expected; strange.

Hence, Awkward is the correct antonym.