please answer within 10 minutes thank you

Which of the following answers is most likely a variable cost? Multiple Choice A cost that is $18,720 when 48,000 units are produced, and $18,720 when 50,300 units are produced. A cost that is $18,720 when 48,000 units are produced, and $19,617 when 50,300 units are produced. A cost that is $18,720 when 48,000 units are produced, and $37.440 when 50,300 units are produced. A cost that is $37,440 when 48,000 units are produced, and $37,440 when 50,300 units are produced