Select the most appropriate option to fill in the blank.
Grey _____ is no sure sign of attaining wisdom.

Correct option is D

The correct word is “hair”. The sentence refers to grey hair, which is a common symbol of aging. The statement emphasizes that aging does not necessarily bring wisdom.
Explanation of Grammatical Rule Used:
• Homophones and Contextual Usage:
• Words that sound alike (homophones) must be chosen based on context.
• “Hair” refers to strands growing from the body, typically the scalp.
• It fits the context of age and wisdom.
• ✅ Grey hair is often linked with experience.
• ❌ Grey air/heir/hare does not fit the context meaningfully.
Explanation in Hindi:
• "Grey hair" वाक्य में उम्र बढ़ने का प्रतीक है, और यहां यह बताने के लिए प्रयुक्त हुआ है कि उम्र बढ़ने से बुद्धिमत्ता अपने आप नहीं आती।
• ✅ “Hair” – बाल (सही संदर्भ)
• ❌ बाकी विकल्प इस संदर्भ में उपयुक्त नहीं हैं।
Meanings of other options:
• Heir: – A person legally entitled to the property or rank of another.
Hindi meaning – उत्तराधिकारी
• Air: – The invisible gaseous substance surrounding the Earth.
Hindi meaning – हवा
• Hare: – A fast-running animal similar to a rabbit.
Hindi meaning – खरगोश
• Hair: – Thread-like strands growing from skin, usually the scalp.
Hindi meaning – बाल