Bondie James Corp makes products W, X, Y, and Z through a joint process that costs $18,000. It has the following data for 2021:

Product	Units Produced	Total Sales Value at Split-Off
W	10,000	$5,000
X	6,000	$2,500
Y	16,000	$3,000
Z	8,000	$4,500

What is the amount of joint costs assigned to product W using the physical quantities method?

Group of answer choices

$12,000

$5,000

$4,500

$6,000