You are assigned to weigh mrs. abrera using an electronic scale. when you plug the unit into the outlet, a spark shoots out. the digital display comes on, suggesting that the scale is working properly. you should

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.