C D 3 C B 6 B Carl is attempting to find the value of x 6 12 He set up the proportion 9 12 x If Carl is correct what should his answer be If Carl is incorrect what is the correct proportion and answer A 12 E X Carl is correct and x 24 Carl is correct and x 6 6 Carl is incorrect because the proportion should be 12 3 x and x 1 5 Carl is incorrect because he cannot find x due to lines BE and CD not being parallel