At December 31, 2017, Hull Corp. had the following marketable equity securities that were purchased during 2017, its first year of operations:

	Cost	Market	Unrealized gain (loss)
Held-for-trading:
Security A	$ 90,000	$ 60,000	$(30,000)
Security B	15,000	20,000	5,000
Totals	$105,000	$ 80,000	$(25,000)
	========	========	========
Available-for-sale:
Security Y	$ 70,000	$ 80,000	$ 10,000
Security Z	90,000	45,000	(45,000)
Totals	$160,000	$ 125,000	$(35,000)
	========	========	========

All market declines are considered temporary. Valuation allowances at December 31, 2017 should be established with a corresponding charge against (1^st # is Income, second is Stockholders Equity)

a) $30,000 $45,000

b) $25,000 $35,000

c) $25,000 $0

d) $60,000 $0