Choose the most appropriate antonym of the highlighted word.
Before preservationists could put a stop to it, he and other looters had raided and destroyed precious relics buried at the site.

Correct option is D

The correct antonym of the word "precious" in this context is (d) Defective.
Given word: Precious – meaning: something of great value or importance. Hindi Meaning: बहुमूल्य Synonyms: Valuable, cherished, priceless. Antonyms: Defective, worthless, trivial.
Explanation: "Precious" refers to something valuable or highly prized, and the opposite of that would be "defective," meaning something that is flawed or broken.
Meanings of other options:
· Important: Of great significance, not an antonym.
· Pet: An animal kept for companionship, unrelated.
· Dear: Loved or cherished, not an antonym.
· Defective: Flawed or broken (correct antonym).