Fill in the blank with appropriate preposition: My uncle apprised me ____ the incident About On Of IN

To fill in the blank in the sentence "My uncle apprised me ____ the incident," we need to choose the appropriate preposition that correctly completes the meaning of the sentence.

Analysis:

1. Understanding the Verb: The verb "apprise" means to inform or notify someone. It is commonly used in contexts where someone is being updated or made aware of a situation or fact.

2. Usage of Prepositions: We have four options:

   • About: This preposition is often used for informal communication or general information.
   • On: This preposition can indicate a topic but is less commonly used with "apprise."
   • Of: This preposition is traditionally used with "apprise" to indicate that someone is being informed of something.
   • In: This preposition does not fit well with "apprise."

3. Correct Preposition: The standard and most widely accepted usage in this context is “of.” Hence, the sentence would read: "My uncle apprised me of the incident."

Final Answer:

My uncle apprised me of the incident.