Big Cat Enterprises produces 1000 units of tiger feed per month. Each unit is sold for $4, varlare USS HOU S are $1800 per month. Big Cat Enterprises is considering adding a vitamin supplement to improve the value of the product. The variable cost will inc rease to 51.80 per unit and fored costs will increase by 10%. The improved product will be sold for 58 each. How will this affect Big Cat Enterprises operating income? Operating income will remain unchanged. Operating income will decrease by $2020 per month. Operating income will decrease by 53620 per month Operating income will increase by $3620 per month