"The correct answer is 'Contemporary'.  Key Points The exact antonym of the given word 'Obsolete' is 'Contemporary'.  Obsolete: no longer produced or used; out of date. (अब उत्पादन या उपयोग नहीं किया जाता है) Example: The disposal of old and obsolete machinery. ​Contemporary: belonging to or occurring in the present. (वर्तमान में होने या होने वाला) Example: The event was recorded by a contemporary historian. ​By reading the above definitions we find that the correct answer is 'Contemporary'.    Correct Answer: Contemporary.  Additional Information The meaning of the other options given in the question as follows:  Old: having lived for a long time; no longer young. (लंबे समय तक जीवित रहा) Outdated: out of date; obsolete. (अप्रचलित) Extinct: (of a species, family, or another group of animals or plants) having no living members; no longer in existence. (अब अस्तित्व में नहीं है)"

"The correct answer is: Option 4 i.e. Current. Key Points The word Obsolete means outdated, no longer in use, or something that has become old-fashioned. (अप्रचलित पुराना) Example: The floppy disk is now an obsolete technology in the digital world. Current (here used as the opposite of obsolete) refers to something that is current, relevant, or in use. (प्रचलित आधुनिक) Example: Smartphones are the modern answer to communication and internet access. Hence, the opposite of 'Obsolete' is 'Current' in this context. Therefore, the correct answer is: Answer. Additional Information Here are the other options explained along with their Hindi meanings and example sentences: Outdated (पुराना अप्रचलित): Refers to something old and no longer useful. Example: His methods of teaching are completely outdated. Vintage (पुराना लेकिन मूल्यवान): Something classic, old, but valuable or of high quality. Example: She wore a vintage dress from the 1960s. Ancient (प्राचीन): Something very old or from a long time ago. Example: The pyramids of Egypt are ancient wonders of the world."