Which of the following describes the domain of the piecewise function g of x is equal to the piecewise function of the quantity x squared plus 3 times x end quantity over the quantity x squared plus x minus 6 end quantity for x is less than 3 and the function log in base 2 of the quantity x plus 5 end quantity for x is greater than or equal to 3 question mark (–∞, ∞)
(–∞, 2) ∪ (2, ∞)
(–∞, 2) ∪ (2, 3) ∪ (3, ∞)
(–∞, –3) ∪ (–3, 2) ∪ (2, ∞)