Correct option is B
The correct antonym of the given word is (b) Careless.
Selective: Refers to being choosy or careful in making choices; showing careful judgment. (Hindi: चयनशील / सोच-समझ कर चुनने वाला)
Example: She is very selective when it comes to choosing friends.
Careless: Lacking attention or consideration in actions or decisions. (Hindi: लापरवाह)
Example: His careless remarks hurt everyone in the room.
Synonyms: discerning, judicious, particular, choosy
Antonyms: careless, indiscriminate, negligent, inattentive
Meanings of all the other given options:
· (a) Stimulating: Causing excitement or interest. (Hindi: उत्तेजक / प्रेरणादायक)
· (c) Doubtful: Feeling uncertain about something. (Hindi: संदेहजनक)
· (d) Planned: Done with a method or strategy in mind. (Hindi: पूर्वनियोजित)