The city government is considering two tax proposals: - A lump-sum tax of $300 on each producer of hamburgers. - A tax of $1 per burger, paid by producers of hamburgers. Which of the following statements is true as a result of the lump-sum tax? Check all that apply. C] Marginal cost will increase. C] Average xed cost will increase. [:1 Average variable cost will remain unchanged. [:1 Average total cost will increase. Which of the following statements is true as a result of the per-burger tax? Check all that apply. C] Average xed cost will increase. [:1 Marginal cost will remain unchanged. C] Average variable cost will increase. C] Average total cost will increase