The price of an article is reduced by 30% but the daily sale of the article increased by 35%. The net percentage effect on the daily sale receipts is:

A

$$5\frac{1}{2}\%$$ increase

B

$$6\frac{1}{2}\%$$ increase

C

$$5\frac{1}{2}\%$$ decrease

D

$$6\frac{1}{2}\%$$ decrease