Lois Ltd. purchased equipment for $30,000 on January 1, 2019, and will use the diminishing-balance method of depreciation. It is estimated that the equipment will have a 3-year life and a $3,000 residual value at the end of its useful life. The amount of depreciation expense recognized in the year 2021 will be:

$2,400.

$6,000.

$4,444.

$4,800.