Piatt Company expects cash sales for July of $18,000, and a 20% monthly increase during August and September. Credit sales of $1,500 in July should be followed by 30% increases during August and September. What are budgeted cash sales and budgeted credit sales for September respectively? (Round final answers to the nearest dollar.) O A. $25,920 and $2,535 O B. $21,600 and $1,950 O C. $23,400 and $1,800 OD. $15,000 and $1,154