Identify whether the situations described in the following table are examples of uneven cash flows or annuity payments: 1) Debbie has been donating 10% of her salary at the end of every year to charity for the last three years. Her salary increased by 15% every year in the last three years. 2) You deposit a certain equal amount of money every year into your pension fund. 3) Amit receives quarterly dividends from his investment in a high-dividend yield, index exchange-traded fund. 4) Aakash borrowed some money from his friend to start a new business. He promises to pay his friend $2,650 every year for the next five years to pay off his loan along with interest