Select the most appropriate option that can substitute the idiom in the given brackets.
His PhD degree seems to be (Penelope’s web).

Correct option is D

The correct substitution for the idiom ‘Penelope’s web’ is ‘an endless task’ to make the sentence contextually correct.
· ‘Penelope’s web’ refers to a task that is never completed or seems to go on endlessly (अनंत कार्य). It originates from Greek mythology, where Penelope kept weaving and unweaving her web to delay a decision.
· As per the context, a PhD degree can sometimes feel like an endless or ongoing task, making ‘an endless task’ the correct option.
Meanings of other given options and why they are incorrect:
· An important task: A task of significance (महत्वपूर्ण कार्य). Not contextually correct.
· A difficult task: A challenging task (कठिन कार्य). Does not match the meaning of the idiom.
· A secret task: A hidden task (गुप्त कार्य). Irrelevant to the idiom’s meaning.