Sapna and Sneha have Rs. 10,000 and Rs. 11,000 with them, respectively. They want to buy a common gift for their friend and share the cost equally between the two of them. They visit a supermarket and decide to buy a mobile phone worth Rs. 18,000. The retailer charged an additional 2 percent amount for gift wrapping and delivery to their friend's home. What is the amount that each of them have to bear for the purchase of the phone?

• A. Rs. 10,500
• B. Rs. 9,180
• C. Rs. 6,120
• D. Rs. 10,800