If a longterm asset had an original cost of $40,000, and accumulated depreciation of $35,000, but was sold for double its book value, there was:

	a.	a gain on sale of $10,000.
	b.	a loss on sale of $10,000.
	c.	a loss on sale of $5,000
	d.	a gain on sale of $5,000.
	e.	None of the above.