Select the most appropriate idiom that can substitute the highlighted segment in the given sentence.
Read the books of APJ Abdul Kalam, who was a scholar.

Correct option is B

The correct idiom to replace the highlighted segment is "a man of letters."
The idiom "a man of letters" refers to a scholar or someone deeply involved in literature and learning, making it appropriate for APJ Abdul Kalam.
A man of letters in Hindi: विद्वान।
Example: Rabindranath Tagore was truly a man of letters.
Other related idioms:
1. Jack of all trades: A person skilled in many areas but not an expert in any.
· Example: He is a jack of all trades but master of none.
2. A walking encyclopedia: Someone very knowledgeable.
· Example: My grandfather is a walking encyclopedia of world history.
3. Learned by heart: To memorize completely.
· Example: She learned the entire poem by heart for the recital.
Meanings of all the options:
· A queer fish: A strange or eccentric person.
· Hindi: अजीब व्यक्ति।
· A dare devil: A person who takes bold risks.
· Hindi: दुस्साहसी।
· A man of straw: A weak or insignificant person.
· Hindi: कमजोर या महत्वहीन व्यक्ति।