The graph of the function f(x)= -(x+3)(x-1) is shown below.

What is true about the domain and range of the function?
A. The domain is all real numbers less than or equal to 4,
and the range is all real numbers such that -3 5x31.
B. The domain is all real numbers such that -3 SX S1, and
the range is all real numbers less than or equal to 4.
C. The domain is all real numbers, and the range is all real
numbers less than or equal to 4.
D. The domain is all real numbers less than or equal to 4,
and the range is all real numbers.