राजभाषा संकल्प के परिप्रेक्ष्य में रिक्त स्थान की पूर्ति करें संघ सेवाओं अथवा पदों के लिए भर्ती करने हेतु उम्मीदवारों के चयन के समय ________ अथवा ______ में से किसी एक का ज्ञान अनिवार्यतः होगा।
The correct answer is E
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