Based on the situation in the sentence, select the most appropriate idiom for the highlighted segment.
He always takes up difficult tasks – those which are beyond his capabilities.

Correct option is B

The idiom "Bite off more than you can chew" means to take on more work or responsibilities than one can handle.
Correct sentence: He always takes up difficult tasks – he bites off more than he can chew.
Bite off more than you can chew in Hindi: अपनी क्षमता से अधिक जिम्मेदारी लेना।
Example: He thought he could manage three projects at once, but he bit off more than he could chew.
Meanings of other options:
· Pull someone’s leg: To joke or tease someone.
· Hindi: किसी से मजाक करना।
· No pain no gain: Hard work is necessary to achieve success.
· Hindi: बिना मेहनत के सफलता नहीं मिलती।
· Miss the boat: To miss an opportunity.
· Hindi: अवसर खो देना।