Answer :
An IRA stands for Individual Retirement Account. The best definition of an IRA is:
a. An IRA is a tax-advantaged investing tool set up by individuals for retirement savings.
Explanation:
1. An IRA is a personal savings account that offers tax advantages to help individuals save and invest for retirement.
2. It is not offered by an employer like a 401(k) but is set up individually by the account holder.
3. Contributions to traditional IRAs may be tax-deductible, and earnings grow tax-deferred until withdrawal during retirement.
4. Roth IRAs offer tax-free growth on contributions made with after-tax money, allowing tax-free withdrawals in retirement.
5. IRAs provide individuals with a way to save and invest for their retirement years while benefiting from tax advantages.