Select the most appropriate one-word substitution for the given group of words.
One who is a center of attraction

Correct option is A

The correct one-word for the given group of words is (a) Cynosure.
Cynosure: A person or thing that is the center of attention or admiration. (Hindi: आकर्षण का केंद्र)
Example: Her elegant dress made her the cynosure of all eyes at the party.
Meanings of other options:
· (b) Exposure: The act of revealing or uncovering (प्रकट करना)
· (c) Commissure: A joint or seam (जोड़ या संपर्क बिंदु)
· (d) Censure: Strong disapproval or criticism (आलोचना)