98. Sandra, age 40, established a traditional IRA 10 years ago. When she opened the account, she contributed $5,000 on an after-tax basis. She did not make any additional contributions to the account. Today, the account is worth $11,000. Sandra withdrew the entire $11,000 from the account and used the funds to pay for her son’s college tuition. Which of the following statements is correct regarding the taxation of the $11,000 distribution from the traditional IRA?