Select the most appropriate idiom that can substitute the highlighted segment in the given sentence.
This is going to be overwhelming for you as you have taken on work beyond your capabilities.

Correct option is C

The correct answer is "(c) bitten off more than you can chew."
· Explanation:
· "Bite off more than one can chew" means "to take on more responsibility than one can handle."
· Example: "He agreed to manage three projects at the same time, but now he realizes he has bitten off more than he can chew."
· Meanings of Other Options:
· (a) Called it a day (wrong) – Means "to stop working or give up for the day."
· (b) At the eleventh hour (wrong) – Means "at the last possible moment."
· (d) Put something on ice (wrong) – Means "to postpone something."
Thus, option (c) "bitten off more than you can chew" is correct.