Select the most appropriate antonym of the given word.
Vigilant

Correct option is D

The correct antonym of the given word is (d) Negligent.
Given word — Vigilant: It means watchful, careful, and alert to potential danger or difficulties; someone who keeps a close eye to prevent problems. (Hindi: सतर्क, चौकस, सजग)
Example: The security guard remained vigilant throughout the night shift.
Correct answer word — Negligent: It means careless or failing to take proper care over something; showing a lack of attention and responsibility. (Hindi: लापरवाह, उपेक्षापूर्ण)
Example: The manager was found negligent for not inspecting the safety equipment regularly.
Synonyms (for vigilant): watchful, alert, attentive, wary.
Antonyms (for vigilant): negligent, careless, inattentive, oblivious.
Meanings of all the other given options:
· Attentive: paying close attention; considerate (Hindi: ध्यान देने वाला/सजग)
· Alert: quick to notice and act; watchful (Hindi: चौकन्ना, सतर्क)
· Ignore: to pay no attention to; to disregard (Hindi: अनदेखा करना/उपेक्षा करना)