Which of the following statements is true about the weighted average process costing method?

		If all raw materials are added to production at the beginning of the process, the number of equivalent units in process will equal the total number of individual units worked on during the period.
		The cost of the units in beginning work-in-process is accounted for separately from the units started in the current period.
		The method is applicable to any situation where the cost of a specific job is needed.
		All the above statements are true.