Hiiooo! Can somebody please help me out! :)

-Boopy

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

Factor the polynomial. b^2 + 4b + 4