Zaid co. purchased equipment for $60,000 on January 1, 2019. Its useful life is 5 years. Zaid decides to use revaluation model to report equipment in subsequent periods. The equipment's fair value fluctuate as follows (all amounts as of December 31): 2020, $39,000: 2021, $19.000. book value of equipment at 31/12/2019 and its fair value are the same. required: 1- amount of equipment to be reported at 31/12/2020 statement of financial position: 2- 48000 b- 39000 C-60000 d- 36000 e- none of the above 2- the result of revaluation at 31/12/2021, includes: a-4000 impairment loss b- 5000 impairment loss c- 7000 impairment loss d-3000 revaluation surplus e- none of the above