Jones Ice Cream Stand is operated by Mr. Jones and experiences different sales patterns throughout the year. To plan for the future, Mr. Jones wants to determine its cost behavior patterns. He has the following information available about the ice cream stand's operating costs and the number of soft serve cones served. Month Number of ice cream cones Total operating costs April 2000 $1800 May 2,100 $1,975 June 2,125 $2,000 July 4000 $2800 August 2,500 $2,175 September 2,900 $2,500 Using the high-low method, the fixed costs for a month are O A. $2000 OB. $1000 OC. $800 D. $4800