The Sales Revenue of a Merchandiser Amounted to $20,000,sales Returns

The sales revenue of a merchandiser amounted to $20,000,sales returns and allowances amounted to $2,500,and sales discounts amounted to $700.The merchandiser uses a perpetual inventory system.The first entry in the closing process would include ________.

A) a credit to Income Summary for $20,000
B) a credit to Income Summary for $17,500
C) a debit to Income Summary for $2,500
D) a debit to Income Summary for $19,300