Sheridan Company uses the perpetual inventory and the gross method. On March 1, it purchased $63000 of inventory, terms 2/10, n/30. On March 3, Sheridan returned goods that cost $6300. On March 9, Sheridan paid the supplier. On March 9, Sheridan should credit purchase discounts for $1134. inventory for $1134. inventory for $1260. purchase discounts for $1260