Select the option that can be used as a one-word substitute for the given group of words. A person who is filled with excessive enthusiasm
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Extrovert.
Extrovert is someone who socialises with people, open to opinions and full of enthusiasm. Thus, option 4 i.e. Extrovert is the correct one-word substitution for the phrase.
Other options mean:
Horticulturist is a person whose work involves growing fruits, vegetables, flowers, or ornamental plants.
Introvert is a person who is more reserved and quiet, and tends to enjoy spending time alone.
Narcissist is a person who has an excessive interest in or admiration of themselves.