Tax-free withdrawals can be made from an RRSP under which of the following circumstances? A. You can withdraw $10,000 under the Lifelong Learning Plan to educate your children. B. Each spouse can withdraw $40,000 tax-free for the purchase of a house. C. You can withdraw $10,000 for two years for your spouse to be a full time student. D. You can withdraw any amount necessary to pay off your mortgage if over 55 years of age