What are the domain and range of the function f of x is equal to the quantity x squared plus 8x plus 7 end quantity divided by the quantity x plus 1 end quantity?

D: {x ∊ ℝ | x ≠ 1}; R: {y ∊ ℝ | y ≠ 0}
D: {x ∊ ℝ | x ≠ −1}; R: {y ∊ ℝ | y ≠ −6}
D: {x ∊ ℝ | x ≠ −7}; R: {y ∊ ℝ | y ≠ 0}
D: {x ∊ ℝ | x ≠ −1}; R: {y ∊ ℝ | y ≠ 6}