Sheridan Company's accounting records show the following inventories: Raw materials inventory at December 31, 2022 was $360,000, and at December 31, 2021, it was $310,000. What was the change in raw materials inventory from December 31, 2021, to December 31, 2022? A) $50,000 increase B) $50,000 decrease C) $360,000 increase D) $310,000 increase