A	B	C	D
Beginning
Assets	$40000	$12000	$28000	(d)
Liabilities	18600	5200	10000	9000
Ending
Assets	30000	36000	41000	37000
Liabilities	17300	(b)	13000	15000
During the year
Common Stock	2000	6100	(c)	3500
Revenues	(a)	28000	18000	24000
Dividendes	5000	1500	2000	6500
Expenses	9500	21000	11000	18500
	(a)	(b)	(c)	(d)

For the four unrelated situations A-D, below, calculate the unknown amounts indicated by the letters appearing in each column.