Mohammed and Riza are recently married and neither of them has ever owned a home. They wish to use the Home Buyers' Plan (HBP) to make their down payment on their first home. If they each have $85,000 in their RRSPs, how much can they access, in total, for their down payment through the HBP? A. $25,000 B. $40,000 C. $50,000 D. $100,000