Given below are Legal Principles followed by a Factual Situation. Apply the principles followed by a factual Situation. Apply the principle to it and select the most appropriate answer for question among the four choices given.
LEGAL PRINCIPLE: A wife living with her husband has the implied authority of the husband to buy articles of household necessity. The husband is legally liable to pay the amount for the same.
FACTUAL SITUATION: Sunitha and her husband are living together. On 20th April, 2005, Sunitha bought a diamond necklace on credit from National Jewellers. She told them that Sundar will pay the price which was Rs. 1.5 lakhs. Sundar has not paid the amount.