Suppose that Jump A Lot Inc. can produce 12 trampolines a day for a total cost of $1,840. If technology and input prices remain the same and total cost increases to $3,680, what must be the new quantity of output per day under conditions of

a) constant returns to scale

output increases to more than 24

output increases to 24

output increases to less than 24

b) economies of scale

output increases to less than 24

output increases to 24

output increases to more than 24

c) diseconomies of scale

output increases to 24

output increases to more than 24

output increases to less than 24