उत्तर : 3. "राष्ट्रपति इस पर विचार करने के लिए दोनों सदनों की संयुक्त बैठक बुला सकता हैं । "
व्याख्या :

in case of a disagreement between the two Houses of Parliament over a non-money bill, the President may call a joint sitting of both the Houses to consider it.

So, the correct answer is:

(C) the President may call a joint sitting of both the Houses to consider it.