Under the perpetual inventory system what is the correct entry for the credit purchase of washing machines at $1,500 plus GST of $150?

a. Debit Inventory $1,650; Credit Accounts payable $1,500, Credit GST Paid $150

b. Debit Inventory $1,650; Credit Accounts payable $1,650

c. Debit Accounts payable $1,650; Credit Inventory $1,500, Credit GST Paid $150

d. Debit Inventory $1,500, Debit GST Paid $150; Credit Accounts payable $1,650