Traditional vs Roth IRA

Which of the following statements accurately describes a key difference between a Traditional IRA and a Roth IRA?
A. Contributions to both Traditional and Roth IRAs are always tax-deductible, regardless of income level.
B. Required minimum distributions (RMDs) must begin at age 73 for both Traditional and Roth IRAs.
C. Qualified withdrawals from a Roth IRA are tax-free, while withdrawals from a Traditional IRA are generally taxable as ordinary income.
D. Traditional IRAs have income limits for contributions, while Roth IRAs do not.