Choose the correct one-word substitution for the phrase below.
"The act of imitating someone's speech, mannerisms, or actions for entertainment or ridicule."

Correct option is A

The correct one-word for the given group of words is (a) Mimicry.
Mimicry is the act of closely imitating another’s voice, gestures, or behaviour, often to amuse or to poke fun. It focuses on the person-specific imitation rather than the broader style or genre. (Hindi: अनुकरण, विशेषकर हावभाव/आवाज़ की नकल)
Example: His mimicry of the principal had the whole class in stitches.
Meanings of the given other options:
· (b) Parody: A humorous imitation of a style/work (e.g., a poem, song, film) for comic effect. (विडंबनापूर्ण अनुकरण/पैरोडी)
· (c) Satire: Use of humour, irony, or exaggeration to expose and criticize faults in society/people. (व्यंग्य)
· (d) Imitation: The general act of copying; broader than person-specific performance. (अनुकरण/नकल)