A simile is a comparison using like or as. The best example of a simile in the given options is 'The serene lake was as flawless as a polished mirror.'
A simile is a direct comparison of two things using the words like or as. Similes can be very explicit for conveying a specific meaning. An example of simile is, "The serene lake was as flawless as a polished mirror." This sentence contains the best example of a simile among the options provided.
https://brainly.com/question/38559763