The balances of select accounts of Sandra Inc. as of December 31, 2015 are given below:

Notes payable-short term	$1,200
Salaries Payable	4,000
Notes payable -long term	25,000
Accounts Payable	3,200
Unearned Revenue	2,000
Interest Payable	2,500

The unearned revenue is the amount of cash received for services to be rendered in January, 2016. What are the total current liabilities shown on the balance sheet?

A. $5,700

B. $10,400

C. $12,900

D. $11,700