He was ....... in conversation with his accountant.
-
daring
-
decent
-
decrepit
-
definitive
-
deep
E
Correct answer
Explanation
The phrase 'deep in conversation' is a common idiom meaning completely absorbed or engaged in talking with someone. When someone is deep in conversation, they are focused and not easily distracted. Among the options, only 'deep' completes this idiomatic expression correctly.