Select the most appropriate synonym of the given word.
Abandon

Correct option is B

The correct synonym of the given word is (b) Desert.
Abandon: means to leave someone or something behind, especially in a difficult situation; to give up completely. (त्याग देना या छोड़ देना)
Example: He decided to abandon his car in the storm and walk home.
Desert: means to leave a place or a person, especially when they need you most. (किसी को मुश्किल समय में अकेला छोड़ देना)
Example: The soldier was punished for deserting his post during war.
Synonyms: forsake, leave, quit, vacate
Antonyms: keep, maintain, retain, support
Meanings of all the other given options:
· (a) Perish: to die or be destroyed (नष्ट होना) – not a synonym
· (c) Prolong: to make something last longer (लंबा करना) – opposite in intent
· (d) Retain: to keep something (बरकरार रखना) – antonym