Eve who owns and operates Eve's Garden, agrees to sell Fresh Produce Company then bushels of apples. If Through no fault of Eve's Garden, fire destroys the apples before they are delivered, this circumstance:

For a firm that uses the weighted average method of process costing, which of the following must be true? (a) physical units can be greater than or less than equivalent units. (b) physical units must be equal to equivalent units. (c) equivalent units must be greater than or equal to physical units. (d) physical units must be greater than or equal to equivalent units.