Based on this information: And given the following selected balance sheet information for the same company:

	20X1	20X2
Net Sales Revenues	$200,000	$250,000
Less: Cost of Goods Sold	$120,000	$135,000
Gross Margin	$80,000	$115,000
Less: Operating Expenses	$60,000	$70,000
Net Income	$20,000	$35,000

And given the following selected balance sheet information in information for the same company:

	12/31/X1	12/31/X2
Accounts Receivable	$20,000	$30,000
Inventory	$30,000	$50,000
Accounts Payable	$15,000	$20,000

Calculate the percentage increase in Accounts Receivable from 12/31/X1 to 12/31/X2

a. 33%

b. 50%

c. 150%

d. None of the above