Choose the correct phrase for the word highlighted in bold.
Talking about her current book and her previous bestseller is like comparing apples and oranges.

Correct option is A

Option (a) is the correct meaning of the given idiom.
Given Idiom — apples and oranges: comparing two things that are fundamentally different and therefore not directly comparable; any judgment between them would be unfair or meaningless. (Hindi: बिलकुल असमान चीज़ों की तुलना करना).
Example: Judging poetry and physics by the same metric is like comparing apples and oranges.
Other related idioms and their meanings:
· Like chalk and cheese — two things that are very different (बिलकुल अलग)।
· A square peg in a round hole — a person/thing unsuited to its position (अनुपयुक्त स्थिति)।
· Night and day — completely different (आसमान-ज़मीन का अंतर)।
· Apples to apples — a fair, like-for-like comparison (समान चीज़ों की तुलना).