Which one of the following best describes the primary intent of the sarbanes-oxley act of 2002? a. increase the costs of going publicb. increase protection against corporate fraudc. limit secondary issues of corporate securitiesd. decrease the number of publicly traded firmse. increase the number of firms that "go dark"

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.