Can you help me wirh this question please?

The fixed and variable costs for three potential manufacturing plant sites are for a rattan chair weaver are shown: Site Fixed Cost Per Year Variable Cost Per Unit 1 $11 $500 $1.000 2 $7 3 $1,700 $4 - Over what range of production is each location optimal? Site 1 is optimal for production between and units Site 2 is optimal for production between [b) and units. b-What site is optimal for 300 units? For 300 units site is optimal B 20 000 DOO 4 Il 4) F2 F3 FS FB 59 FO A # 3 $ 4 % 5 & 7 6 8 9 0 ERITY C P