On June $1$ of Year $1,$ Kahan Company collected $$2,880$ cash for medical services to provided for one year beginning immediately. The company's fiscal closing date is December $31.$ Based on this information, the amount of unearned revenue and service revenue shown on the Year $1$ financial statements would be:

Unearned Revenue Service Revenue

A $$1,200$

$$1,680$

Unearned Revenue Service Revenue

B zero

$$2,880$

Unearned Revenue Service Revenue

$$2,880$

zero

Unearned Revenue Service Revenue

D $$1,680$

$$1,200$