Please explain the difference between the two questions, (fog) vs (gof) and provide the correct answers.

Question 8 (1 point) Given the functions f (a) = 1 with the domain {xx * -3 and x / 0} and g (a) = 1 with the domain { a > 0}, what is the domain of (f o g) ()? Oal {ax > 0, x E R} Ob) {x x # 0, x E R} Octa x 3, x ( R}Question 3 (1 point) Saved Given the functions f (a) = 1 with the domain {ala # -3 and x * 0} and g (x) = - 1 with the domain {a > > 0}, what is the domain of (go f) (a)? Oa {x x > 0, x E R} Ob) {x x # 0, x ER} Oc {x x 3, x E R}