In January, each of 70 people purchased a $500 washing machine. In February, 10% fewer customers purchased the same washing machine that had increased in price by 10%. What was the change in sales from January to February? Select the correct choice below and fill in the answer box within your choice. A. The change in sales from January to February is a $ nothing increase. B. There is no change in the sales from January to February. C. The change in sales from January to February is a $ nothing decrease.