Navarro Company produces a product requiring $3$ direct labor hours at $$16\mathrm{.}00$ per hour. During January, $2,000$ products are produced using $6,300$ direct labor hours. Navarro's actual payroll during January was $$98,280.$ What is the labor quantity variance?

$$2,280U$

$$4,800F$

$$2,520F$

$$4,800U$