Select the option that can be used as a one-word substitute for the given group of words.
Someone who loves and admires himself the most

Correct option is B

The correct one-word for the given group of words is (b) Narcissist.
A narcissist is someone who is excessively self-absorbed and has an inflated sense of their own importance. (Hindi meaning: आत्म-प्रेमी, आत्ममुग्ध व्यक्ति)
Example: He never stopped talking about himself—he’s a complete narcissist.
Meanings of the given other options:
· (a) Omniscient: All-knowing; having infinite knowledge (Hindi meaning: सर्वज्ञ)
· (c) Recluse: A person who lives a solitary life and tends to avoid other people (Hindi meaning: एकांतवासी)
· (d) Altruist: A person who has an unselfish concern for the welfare of others (Hindi meaning: परोपकारी)