Answer: C. particular and attentive to details and good behavior.
Explanation: the connotation of a word is the meaning given by the context or even by the readers based on their emotions or personal experiences. It is the antonym of denotation, which is the literal meaning of a word (the one we can find in a dictionary). From the given options, the one that represents the denotation or meaning of the word "punctilious" is option C: particular and attentive to details and good behavior.
