Which of the Following Statements Is Correct

Which of the following statements is correct?

A) To provide an adequate audit trail, sales on credit should be recorded in both the sales journal and the general journal.
B) The complete information for each sale of merchandise on credit can be recorded on one line of the general journal.
C) The sales journal is used for recording both cash sales and credit sales.
D) Since the sales journal is used for a single purpose, there is no need to enter any descriptions.