eBook References Check my work Chang Company is trying to determine how often it needs to deposit payroll taxes for calendar year 2021. The company made the following quarterly payroll tax deposits during the last two years: $ 7,000 7,000 7,500 8,000 Quarter beginning January 1, 2019 Quarter beginning April 1, 2019 Quarter beginning July 1, 2019 Quarter beginning October 1, 20191 Quarter beginning January 1, 2020) Quarter beginning April 1, 2020 Quarter beginning July 1, 2020 Quarter beginning October 1, 2020 8,000 8,000 7,500 8,000 Required: a. What is the amount from the lookback period? Amount from lookback period b. In 2021, how often must Chang Company make payroll deposits? Bi-weekly O Monthly O Quarterly O Half yearly O Annually