Income Information Sada has been employed by a Canadian public corporation since 2019. The following information pertains to her income for the past two years. Note 1 I he business income is trom a mail-order business that Sada runs out of her home. Note 2 The royalty income is from a manual that she wrote on how to write instruction manuals. Prior to 2019, Ms. Sada Stills had no earned income for RRSP purposes. In 2019 and 2020, she had sufficient earned income to allow for maximum allowable RRSP deductions in 2020 and 2021. However, she did not make any contributions in either of those years. Elew the income intormation. Sada participates in her employer's money purchase RPP. Her employer contributes twice the amount contributed by each employee to the plan. Her PA for 2021 is $14,900. Requirement A. Calculate Sada's Earned Income for the purpose of determining her maximum 2022 RRSP contribution. (For accounts that are not included in the earned income calculation, leave the input field empty; do not enter a zero.)