The fixed and variable costs for three potential manufacturing plant sites for a rattan chair weaver are shown: site fixed cost per year $700 $1,000 $2,200 variable cost per unit $11.00 $6.00 $3.00 a) after rounding to the nearest whole number, site 1 is best below units after rounding to the nearest whole number, site 2 is best between and 7 units. after rounding to the nearest whole number, site 3 is best above units. b) if the demand is 390 units, then the best location for the potential manufacturing plant is