Correct option is D
Option (d) is the correct meaning of the given idiom.
Idiom: In a nutshell – This phrase means
to summarize something very briefly or in a concise manner. (संक्षेप में, छोटे रूप में)
Example:
Let me explain the plan
in a nutshell – we’re launching next week.
Other related idioms and their meanings:
·
Cut a long story short – To summarize briefly.
·
To sum up – To give a brief summary.
·
In short – Used to summarize an idea briefly.