On January 9, $500 was paid towards a purchase of office supplies on account for $1,000. What are the posting entries for this transaction? a.) Accounts Payable 201 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 Accounts Receivable 102 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 b.) Accounts Receivable 102 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 Cash 101 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 c.) Office Supplies Expense 504 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 Cash 101 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 d.) Accounts Payable 201 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500 Cash 101 Date Explanation Ref Debit Credit Balance Jan 9 1 $500 $500