PLEASE HELP GEOMETRY!!!! I'M FAILING I NEED THIS!!!!

A square on a coordinate plane is translated 9 units down and 1 unit to the right. Which function rule describes the translation?

A. T1, –9(x, y)
B. T–1, –9(x, y)
C. T–9, 1(x, y)
D. T–9, –1(x, y)