Correct option is A
The correct option is (a).
• Explanation: The idiom 'part and parcel' refers to an integral, basic, or essential component of something that cannot be separated from it. Therefore, 'An essential part' is the most accurate definition.
• Correct answer word – An essential part
Hindi meaning: अनिवार्य अंग / अभिन्न हिस्सा
Example: Working late hours is part and parcel of being a software engineer.
Grammatical rule(English/Hindi): Idioms carry figurative meanings that must be understood as a combined phrase rather than interpreting individual literal definitions. 'Part and parcel' emphasizes inescapable necessity.
Meanings of other options:
• A plus part – An advantageous addition (एक अतिरिक्त लाभ)
• An additional part – A secondary or extra element (अतिरिक्त भाग)
• An important part – Significant but not necessarily inseparable or foundational (महत्वपूर्ण भाग)
So the correct answer is (a)