Select the most appropriate option to substitute the underlined idiom/phrase in the given sentence.
The salesman informed the customers that if they had any questions, they could drop a line.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. send a brief letter.
Idiom: Drop a line
Meaning: To write or send a short letter, note, or message to someone.
Example: If you ever visit London, don’t forget to drop me a line and let me know how you’re doing.
Hence, the chosen option will be correct.