Please help me with this its very hard and i need an answer right now. Brainliest for the correct answer.

How do i do this activity, is appreciated

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

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?