Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

For a lessor, the leased asset appears on the balance sheet and continues to be depreciated when the lease is classified as:
Option A:a sales-type lease.
Option B:an operating lease.
Option C:a financing lease.

Answer: B