Select the word from the options which is exactly opposite in meaning to the bracketed word given in the sentence below.
The company has responded (sluggishly) to these changes in technology.

Correct option is B

The correct antonym of the given word is (b) Promptly.
Sluggishly: Slowly or lacking energy, inactive. (Hindi meaning: धीरे-धीरे या सुस्त तरीके से)
Example: He moved sluggishly after waking up.
Promptly: Quickly or without delay. (Hindi meaning: तुरंत)
Example: She responded promptly to the emergency call.
Synonyms: slowly, lethargically, tardily.
Antonyms: quickly, promptly, swiftly.
Meanings of other options:
· Lethargically: In a sluggish manner (सुस्ती से)
· Apathetically: Without interest or concern (उदासीन रूप से)
· Similarly: In a similar way (इसी तरह)