A company has observed the following costs at different production levels.

	Unit Production Level
	25,000	50,000	75,000
Cost A	$3,250	$5,250	$7,250
Cost B	7,500	7,500	7,500
Cost C	2,750	5,500	8,250
Cost D	1,750	2,500	3,000

What are the cost behaviors of Costs A, B, C, and D, respectively?

Group of answer choices

Variable, fixed, variable, mixed

Variable, fixed, mixed, variable

Mixed, fixed, variable, mixed

Mixed, fixed, mixed, variable